INFRA-22584 Revert default Maven to 3.6.x for Linux. Windows works fine.
diff --git a/vars/jenkinsEnv.groovy b/vars/jenkinsEnv.groovy
index 291cba9..7ccd1b6 100644
--- a/vars/jenkinsEnv.groovy
+++ b/vars/jenkinsEnv.groovy
@@ -86,9 +86,9 @@
                     case ~/^3\.8\.x$/:
                         return 'maven_latest'
                     case '3.x.x':
-                        return 'maven_latest'
+                        return 'maven_3.6.3'
                     default:
-                        return 'maven_latest'
+                        return 'maven_3.6.3'
                 }
             case 'windows':
                 switch(version) {