fix compliance files handling

Author: adrpo

.CI/common.groovy

@@ -274,7 +274,7 @@ void compliance() {
   sh "mv ${env.COMPLIANCEPREFIX}.html ${env.COMPLIANCEPREFIX}-current.html"
   sh "test -f ${env.COMPLIANCEPREFIX}.xml"
   // Only publish openmodelica-current.html if we are running master
-  sh "cp -p ${env.COMPLIANCEPREFIX}-current.html ${env.COMPLIANCEPREFIX}${cacheBranchEscape()}-${getVersion()}.html"
+  sh "cp -p ${env.COMPLIANCEPREFIX}-current.html ${env.COMPLIANCEPREFIX}${cacheBranch()=='master' ? '' : ('-' + cacheBranchEscape()}-${getVersion()}.html"
   sh "test ! '${cacheBranch()}' = 'master' || rm -f ${env.COMPLIANCEPREFIX}-current.html"
   stash name: "${env.COMPLIANCEPREFIX}", includes: "${env.COMPLIANCEPREFIX}-*.html"
   archiveArtifacts "${env.COMPLIANCEPREFIX}*${getVersion()}.html, ${env.COMPLIANCEPREFIX}.failures"