ci(coverage): change coverage_ts.yaml condition to use success only

Primary Changes
----------------
1. Updated the condition in coverage_ts.yaml to run only
   when the CI run is successful

Fixes hyperledger-cacti#3371

Signed-off-by: aldousalvarez <aldousss.alvarez@gmail.com>

.github/workflows/coverage_ts.yaml

@@ -13,7 +13,7 @@
     jobs:
       generate_coverage_report:
         runs-on: ubuntu-22.04
-        if: ${{ github.event.workflow_run.conclusion == 'failure' || github.event.workflow_run.conclusion == 'success' }}
+        if: ${{ github.event.workflow_run.conclusion == 'success' }}
         steps:
           - name: Check out repository
             uses: actions/checkout@v4.1.1