Align GHA workflows in the scope of report uploads (#132)

* Add condition to upload XML int test reports on push only

* Add option to upload test report for manual runs on demand only

* Set test_upload_report to choice type as it is unequivocal

Author: mawilk90

.github/workflows/e2e-test.yml

@@ -6,6 +6,14 @@ on:
       commit_sha:
         description: 'The hash value of the commit.'
         required: true
+      test_report_upload:
+        description: 'Indicates whether to upload the test report to object storage. Defaults to "false"'
+        type: choice
+        required: false
+        default: 'false'
+        options:
+          - 'true'
+          - 'false'
   push:
     branches:
       - main
@@ -47,7 +55,7 @@ jobs:
           LINODE_TOKEN: ${{ secrets.DX_LINODE_TOKEN }}
 
       - name: Upload test results
-        if: always()
+        if: always() && github.repository == 'linode/go-metadata' && (github.event_name == 'push' || (github.event_name == 'workflow_dispatch' && inputs.test_report_upload == 'true'))
         run: |
           cp hack/*_go_metadata_test_report.xml .
           filename=$(ls | grep -E '^[0-9]{12}_go_metadata_test_report\.xml$')