ci: keep T14304 artifacts (re-run with CLEANUP=0) for rpath diagnostic

Author: angerman

.github/workflows/reusable-release.yml

@@ -691,6 +691,10 @@ jobs:
           # DT_RUNPATH/DT_RPATH/NEEDED (whether it points at inst/lib for libHSp).
           # Remove once T14304 is fixed.
           echo "=== T14304 rpath diagnostic (${{ matrix.platform.image }}) ==="
+          # The full run above cleans each test's .run dir, so re-run just
+          # T14304 with cleanup disabled to keep its instantiated libs for
+          # inspection.
+          PATH=$(pwd)/_build/dist/bin:$PATH ${{ env.MAKE }} -C _build/dist/testsuite TEST=T14304 CLEANUP=0 >/dev/null 2>&1 || true
           found=0
           for f in $(find _build/dist/testsuite -path '*T14304*' -name 'libHS*.so' 2>/dev/null); do
             found=1