Migrate from EE 8 to EE 9 (jenkinsci#825)

Author: basil

src/main/java/org/jenkinsci/plugins/github_branch_source/GitHubOrgMetadataAction.java

@@ -76,7 +76,7 @@ public String getAvatarImageOf(String size) {
             String image = avatarIconClassNameImageOf(getAvatarIconClassName(), size);
             return image != null
                     ? image
-                    : (Stapler.getCurrentRequest().getContextPath()
+                    : (Stapler.getCurrentRequest2().getContextPath()
                             + Hudson.RESOURCE_PATH
                             + "/plugin/github-branch-source/images/"
                             + "/github-logo.svg");