IDEA-88587 'Annotate' action from popup menu in File History table is always disabled for Git

Fix default value for HistorySession#hasLocalSource: the source is local for most cases (except some cases in SVN).

platform/vcs-api/src/com/intellij/openapi/vcs/history/VcsAbstractHistorySession.java

@@ -106,6 +106,6 @@ public abstract class VcsAbstractHistorySession implements VcsHistorySession {
 
   @Override
   public boolean hasLocalSource() {
-    return false;
+    return true;
   }
 }