Do not use durations as input when updating durations

Author: Janne Rönkkö

.github/workflows/shared-run-e2e.yml

@@ -190,7 +190,16 @@ jobs:
         # longer present.
         # Therefore to only include existing spects and use the actual test duration, the durations are not given as input
         # for cypress-split when durations are going to be updated
-        if: ${{ inputs.update-e2e-test-durations }}
+        #
+        # The following describe where you can find the implementation details so you can check if the details have changed
+        #
+        # You can find the cypress-split-merge from https://github.com/bahmutov/cypress-split/blob/0ba18be998f9d21eee27c1d78a06c33bc60a6d05/bin/merge.js
+        # which is calling mergeSplitTimings function (https://github.com/bahmutov/cypress-split/blob/0ba18be998f9d21eee27c1d78a06c33bc60a6d05/src/timings.js#L111)
+        # to merge durations.
+        #
+        # The implementation keeping all durations from the input duration files can be found from
+        # https://github.com/bahmutov/cypress-split/blob/0ba18be998f9d21eee27c1d78a06c33bc60a6d05/src/index.js#L213
+        if: ${{ ! inputs.update-e2e-test-durations }}
         shell: bash
         run: |
           curl \