run tests based on changed since main^

Author: alpae

.github/workflows/nf-test.yml

@@ -105,7 +105,7 @@ jobs:
             --dryRun \
             --junitxml="TEST-${{ matrix.filter }}_${{ matrix.profile }}_${{ matrix.shard }}.xml" \
             --shard ${{ matrix.shard }}/1 \
-            --changed-since HEAD^ \
+            --changed-since main^ \
             --follow-dependencies \
             --profile "+${{ matrix.profile }}" \
             --filter ${{ matrix.filter }} \
@@ -119,7 +119,7 @@ jobs:
               --verbose \
               --junitxml="TEST-${{ matrix.filter }}_${{ matrix.profile }}_${{ matrix.shard }}.xml" \
               --shard ${{ matrix.shard }}/1 \
-              --changed-since HEAD^ \
+              --changed-since main^ \
               --follow-dependencies \
               --profile "+${{ matrix.profile }}" \
               --filter ${{ matrix.filter }}