Merge branch 'stable-5.5'

Author: wilfwilson

.github/workflows/extended.yml

@@ -83,6 +83,7 @@ jobs:
         uses: gap-actions/build-pkg@v2
         with:
           CONFIGFLAGS: --disable-hpcombi
+          ABI: ${{ matrix.ABI }}
         env:
           ABI: ${{ matrix.ABI }}
       - name: "Run GAP's tst/teststandard.g"

.github/workflows/manual.yml

@@ -38,7 +38,7 @@ jobs:
       - uses: gap-actions/setup-gap@v3
       - uses: gap-actions/build-pkg-docs@v2
       - name: "Upload compiled manuals"
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: "Semigroups manual"
           retention-days: 7