Fix a typo that broke custom control parameters
Fix a typo that broke custom control parameters

bicephale/OctoPrint,shohei/Octoprint,Salandora/OctoPrint,bicephale/OctoPrint,Salandora/OctoPrint,Jaesin/OctoPrint,foosel/OctoPrint,shohei/Octoprint,JackGavin13/octoprint-test-not-finished,MoonshineSG/OctoPrint,shohei/Octoprint,senttech/OctoPrint,beeverycreative/BEEweb,foosel/OctoPrint,MoonshineSG/OctoPrint,Jaesin/OctoPrint,beeverycreative/BEEweb,senttech/OctoPrint,shohei/Octoprint,beeverycreative/BEEweb,beeverycreative/BEEweb,Salandora/OctoPrint,JackGavin13/octoprint-test-not-finished,Salandora/OctoPrint,senttech/OctoPrint,bicephale/OctoPrint,foosel/OctoPrint,MoonshineSG/OctoPrint,Jaesin/OctoPrint,foosel/OctoPrint,Jaesin/OctoPrint,senttech/OctoPrint,shohei/Octoprint,JackGavin13/octoprint-test-not-finished,MoonshineSG/OctoPrint,JackGavin13/octoprint-test-not-finished,bicephale/OctoPrint