Jar is no longer at old place. adds mirror (#21080)

this file also needs to be aware of the local mirror for
some connector builds
more context: https://airbytehq-team.slack.com/archives/C046KQF5GBT/p1672921075258829

build.gradle

@@ -294,7 +294,7 @@ subprojects { subproj ->
             url 'https://jitpack.io'
         }
         maven {
-            url 'https://maven.twttr.com'
+            url 'https://airbyte.mycloudrepo.io/public/repositories/airbyte-public-jars/'
         }
     }