Remove uses-sdk XML attributes
Remove uses-sdk XML attributes

They're always overridden by the gradle script anyway.

connectbot/connectbot,kruton/connectbot,Potass/ConnectBot,lotan/connectbot,alescdb/connectbot,trygveaa/connectbot,iiordanov/BSSH,khorimoto/connectbot,Lekensteyn/connectbot,redshodan/connectbot,alescdb/connectbot,connectbot/connectbot,jklein24/connectbot,kruton/connectbot,kruton/connectbot,Potass/ConnectBot,rhansby/connectbot,khorimoto/connectbot,ipmobiletech/connectbot,ipmobiletech/connectbot,jklein24/connectbot,trygveaa/connectbot,redshodan/connectbot,lotan/connectbot,rhansby/connectbot,khorimoto/connectbot,redshodan/connectbot,lotan/connectbot,rhansby/connectbot,Potass/ConnectBot,iiordanov/BSSH,Lekensteyn/connectbot,alescdb/connectbot,trygveaa/connectbot,ipmobiletech/connectbot,iiordanov/BSSH,nixomose/connectbot,Lekensteyn/connectbot,connectbot/connectbot,Lekensteyn/connectbot,ipmobiletech/connectbot,nixomose/connectbot,nixomose/connectbot,jklein24/connectbot