Enable GitHub action to run test-harness on PRs (#76)

* updated script to try and run the test harness on PRs

* update the yaml to match dotnet

Author: chris-hoefgen

.github/workflows/run-test-harness.yml.disabled renamed to .github/workflows/run-test-harness.yml

@@ -4,7 +4,6 @@ on:
   pull_request:
     branches: [main]
 
-
 jobs:
   harness-tests:
     name: Harness Tests
@@ -15,3 +14,4 @@ jobs:
           sdks-to-test: java
           sdk-github-sha: ${{github.event.pull_request.head.sha}}
           github-token: ${{ secrets.TEST_HARNESS_GH_SECRET }}
+