Update config.yml

Author: RodrigoSMarques

.github/ISSUE_TEMPLATE/config.yml

@@ -1 +1,7 @@
 blank_issues_enabled: false
+contact_links:
+  - name: "Branch Support"
+    url: https://help.branch.io/using-branch/page/submit-a-ticket
+    about: If you are having general trouble with Branch SDK (not Flutter Plugin), please submit a ticket to Branch Support or open an issue in the platform repository:
+    * iOS: [https://github.com/BranchMetrics/ios-branch-deep-linking-attribution](https://github.com/BranchMetrics/ios-branch-deep-linking-attribution)
+    * Android: [https://github.com/BranchMetrics/android-branch-deep-linking-attribution](https://github.com/BranchMetrics/android-branch-deep-linking-attribution)