Update gradle.properties

Author: BFergerson

gradle.properties

@@ -4,7 +4,8 @@ kotlin.code.style=official
 
 pluginGroup=plus.sourceplus
 pluginName = Source++
-projectVersion=0.7.8-SNAPSHOT
+projectVersion=0.7.7.2-SNAPSHOT
+protocolVersion=0.7.7.1
 pluginSinceBuild = 221.5080.210
 
 platformType = IU