[groovy mode] Improve indentation after argument-less return/continue/break
[groovy mode] Improve indentation after argument-less return/continue/break

Closes #3276

bgrins/CodeMirror,amshali/CodeMirror,NumbersInternational/CodeMirror,kangkot/CodeMirror,djadmin/CodeMirror,philuchansky/CodeMirror,NeZaMy/CodeMirror2,SidPresse/CodeMirror,bocharsky-bw/CodeMirror,rrandom/CodeMirror,skylarkcob/CodeMirror,agendor/CodeMirror,d0liver/CodeMirror,shiren/CodeMirror,codio/CodeMirror,bgrins/CodeMirror,jessegrosjean/CodeMirror,gkoberger/CodeMirror,pinbe/CodeMirror,wingify/CodeMirror,mtaran-google/CodeMirror,supriyantomaftuh/CodeMirror,codio/CodeMirror,thomasjm/CodeMirror,antimatter15/CodeMirror,jayaprabhakar/CodeMirror,schanzer/CodeMirror,loopspace/CodeMirror,EasonYi/CodeMirror,systay/CodeMirror,namin/CodeMirror,rustemferreira/CodeMirror,sekcheong/CodeMirror,djadmin/CodeMirror,increpare/CodeMirror,skylarkcob/CodeMirror,alur/CodeMirror,r7kamura/CodeMirror,kerabromsmu/CodeMirror,namin/CodeMirror,DustinH/CodeMirror,increpare/CodeMirror,Aliccer/CodeMirror,bfrohs/CodeMirror,rasata/CodeMirror,axter/CodeMirror,hccampos/CodeMirror,vincentwoo/CodeMirror,anthonygego/CodeMirror,alur/CodeMirror,vincentwoo/CodeMirror,grzegorzmazur/CodeMirror,dperetti/CodeMirror,InternetGuru/CodeMirror,qiankun007/CodeMirror,EasonYi/CodeMirror,kuangyeheng/CodeMirror,InternetGuru/CodeMirror,vincentwoo/CodeMirror,TechnicalPursuit/CodeMirror,TDaglis/CodeMirror,mtaran-google/CodeMirror,kangkot/CodeMirror,bluesh55/CodeMirror,Allenice/CodeMirror,INTELOGIE/CodeMirror,AlanWasTaken/codemirror,ashmind/CodeMirror,davidpham87/CodeMirror,supriyantomaftuh/CodeMirror,axter/CodeMirror,Allenice/CodeMirror,increpare/CodeMirror,manderson23/CodeMirror,mihailik/CodeMirror,ficristo/CodeMirror,schanzer/CodeMirror,hccampos/CodeMirror,MarcelGerber/CodeMirror,rrandom/CodeMirror,djadmin/CodeMirror,ficristo/CodeMirror,cintiamh/CodeMirror,codio/CodeMirror,pabloferz/CodeMirror,tpphu/CodeMirror,camellhf/CodeMirror,sanyaade-iot/CodeMirror,kerabromsmu/CodeMirror,cintiamh/CodeMirror,camellhf/CodeMirror,michaelerobertsjr/CodeMirror,Dominator008/CodeMirror,alur/CodeMirror,notepadqq/CodeMirror,dperetti/CodeMirror,cintiamh/CodeMirror,melpon/CodeMirror,sourcelair/CodeMirror,notepadqq/CodeMirror,morrisonwudi/CodeMirror,thomasjm/CodeMirror,isdampe/CodeMirror,ZombieHippie/CodeMirror,kuangyeheng/CodeMirror,NeZaMy/CodeMirror2,pinbe/CodeMirror,symbla/CodeMirror,happibum/CodeMirror-main,dudb/CodeMirror,gkoberger/CodeMirror,Dominator008/CodeMirror,buchslava/CodeMirror,INTELOGIE/CodeMirror,karevn/CodeMirror,dudb/CodeMirror,ficristo/CodeMirror,antimatter15/CodeMirror,pabloferz/CodeMirror,apatawari/CodeMirror,apatawari/CodeMirror,happibum/CodeMirror-main,TDaglis/CodeMirror,notepadqq/CodeMirror,flyskyko/CodeMirror,matthewbauer/CodeMirror,amshali/CodeMirror,happibum/CodeMirror-main,rrandom/CodeMirror,Allenice/CodeMirror,r7kamura/CodeMirror,ZombieHippie/CodeMirror,TechnicalPursuit/CodeMirror,hackmdio/CodeMirror,mizchi/CodeMirror,shiren/CodeMirror,ThebingServices/CodeMirror,buchslava/CodeMirror,InternetGuru/CodeMirror,SidPresse/CodeMirror,shiren/CodeMirror,Navaneethsen/CodeMirror,trumanliu/CodeMirror,mightyguava/CodeMirror,melpon/CodeMirror,dperetti/CodeMirror,Aliccer/CodeMirror,NeZaMy/CodeMirror2,ssxxue/CodeMirror,mightyguava/CodeMirror,fmoliveira/CodeMirror,philuchansky/CodeMirror,karevn/CodeMirror,grzegorzmazur/CodeMirror,kk9599/CodeMirror,Jisuanke/CodeMirror,anthonygego/CodeMirror,jkaplon/CodeMirror,ThebingServices/CodeMirror,supriyantomaftuh/CodeMirror,philuchansky/CodeMirror,Dominator008/CodeMirror,bocharsky-bw/CodeMirror,kangkot/CodeMirror,d0liver/CodeMirror,pjkui/CodeMirror,loopspace/CodeMirror,schanzer/CodeMirror,mihailik/CodeMirror,NumbersInternational/CodeMirror,jessegrosjean/CodeMirror,bluesh55/CodeMirror,michaelerobertsjr/CodeMirror,pabloferz/CodeMirror,trumanliu/CodeMirror,flyskyko/CodeMirror,qweasd1/CodeMirror,skylarkcob/CodeMirror,grzegorzmazur/CodeMirror,ZombieHippie/CodeMirror,jkaplon/CodeMirror,isdampe/CodeMirror,xeronith/CodeMirror,buchslava/CodeMirror,sanyaade-iot/CodeMirror,hackmdio/CodeMirror,Aliccer/CodeMirror,jayaprabhakar/CodeMirror,kerabromsmu/CodeMirror,pjkui/CodeMirror,amshali/CodeMirror,xeronith/CodeMirror,rasata/CodeMirror,davidpham87/CodeMirror,kk9599/CodeMirror,DustinH/CodeMirror,wingify/CodeMirror,michaelerobertsjr/CodeMirror,adobe/CodeMirror2,TDaglis/CodeMirror,hackmdio/CodeMirror,ejgallego/CodeMirror,vanloswang/CodeMirror,qweasd1/CodeMirror,d0liver/CodeMirror,Navaneethsen/CodeMirror,thomasjm/CodeMirror,nightwing/CodeMirror,bfrohs/CodeMirror,melpon/CodeMirror,karthikeyansam/CodeMirror,nawroth/CodeMirror,sanyaade-iot/CodeMirror,mtaran-google/CodeMirror,ksanaforge/CodeMirror,antimatter15/CodeMirror,mihailik/CodeMirror,ejgallego/CodeMirror,pjkui/CodeMirror,karthikeyansam/CodeMirror,NumbersInternational/CodeMirror,morrisonwudi/CodeMirror,fmoliveira/CodeMirror,bfrohs/CodeMirror,karthikeyansam/CodeMirror,ksanaforge/CodeMirror,ksanaforge/CodeMirror,mightyguava/CodeMirror,TechnicalPursuit/CodeMirror,jessegrosjean/CodeMirror,systay/CodeMirror,AlanWasTaken/codemirror,xeronith/CodeMirror,manderson23/CodeMirror,mizchi/CodeMirror,bgrins/CodeMirror,MarcelGerber/CodeMirror,r7kamura/CodeMirror,nawroth/CodeMirror,flyskyko/CodeMirror,davidpham87/CodeMirror,agendor/CodeMirror,ejgallego/CodeMirror,sourcelair/CodeMirror,vanloswang/CodeMirror,camellhf/CodeMirror,isdampe/CodeMirror,crazy4chrissi/CodeMirror,hccampos/CodeMirror,crazy4chrissi/CodeMirror,ashmind/CodeMirror,MarcelGerber/CodeMirror,manderson23/CodeMirror,bluesh55/CodeMirror,matthewbauer/CodeMirror,Jisuanke/CodeMirror,anthonygego/CodeMirror,sekcheong/CodeMirror,Jisuanke/CodeMirror,rustemferreira/CodeMirror,mizchi/CodeMirror,fmoliveira/CodeMirror,INTELOGIE/CodeMirror,AlanWasTaken/codemirror,nawroth/CodeMirror,apatawari/CodeMirror,jayaprabhakar/CodeMirror,dudb/CodeMirror,SidPresse/CodeMirror,ssxxue/CodeMirror,morrisonwudi/CodeMirror,bocharsky-bw/CodeMirror,nightwing/CodeMirror,systay/CodeMirror,kuangyeheng/CodeMirror,ashmind/CodeMirror,ThebingServices/CodeMirror,adobe/CodeMirror2,tpphu/CodeMirror,crazy4chrissi/CodeMirror,ssxxue/CodeMirror,symbla/CodeMirror,adobe/CodeMirror2,rasata/CodeMirror,kk9599/CodeMirror,DustinH/CodeMirror,vanloswang/CodeMirror,Navaneethsen/CodeMirror,EasonYi/CodeMirror,gkoberger/CodeMirror,jkaplon/CodeMirror,matthewbauer/CodeMirror,karevn/CodeMirror,qiankun007/CodeMirror,trumanliu/CodeMirror,wingify/CodeMirror,nightwing/CodeMirror,symbla/CodeMirror,qiankun007/CodeMirror,namin/CodeMirror,pinbe/CodeMirror,tpphu/CodeMirror,sourcelair/CodeMirror,loopspace/CodeMirror,qweasd1/CodeMirror,agendor/CodeMirror,sekcheong/CodeMirror,axter/CodeMirror,rustemferreira/CodeMirror