add Perl 5.24 to test matrix (may need to come back and exclude windows like 5.36)

Author: ikluft

.github/workflows/test-perl.yml

@@ -16,7 +16,7 @@ jobs:
       matrix:
         # runner: [ubuntu-latest, macos-latest, windows-latest]
         runner: [ubuntu-latest, macos-latest]
-        perl: ['5.24', '5.30', '5.36']
+        perl: ['5.24', '5.30', '5.36', '5.42']
         exclude:
           - runner: windows-latest
             perl: '5.36'