fix: Fix regex expresion used in 'try-parse-tag' step to make it more…

… POSIX compatible

.github/workflows/tag-nuget-cd.yml

@@ -36,9 +36,9 @@ jobs:
       - id: parse
         run: |
           # This pattern comes from https://semver.org/#is-there-a-suggested-regular-expression-regex-to-check-a-semver-string
-          # However, Bash uses POSIX regular expressions, and POSIX does not support non-capturing groups: (?:...)
-          # To make it compatible, the non-capture modifiers have been removed.
-          semantic_version_pattern='^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(-((0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(\.(0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(\+([0-9a-zA-Z-]+(\.[0-9a-zA-Z-]+)*))?$'
+          # However, Bash uses POSIX regular expressions, and POSIX does not support non-capturing groups (?:...) and uses different metacharacters (ex: \d)
+          # To make it compatible, the non-capture modifiers have been removed and the metacharacter for digits (\d) has been replaced by `[0-9]`
+          semantic_version_pattern='^(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)(-((0|[1-9][0-9]*|[0-9]*[a-zA-Z-][0-9a-zA-Z-]*)(\.(0|[1-9][0-9]*|[0-9]*[a-zA-Z-][0-9a-zA-Z-]*))*))?(\+([0-9a-zA-Z-]+(\.[0-9a-zA-Z-]+)*))?$'
           if [[ ${TAG_NAME} =~ $semantic_version_pattern ]]; then
             echo ::set-output name=is_semantic_version::'true'
             if [[ ${BASH_REMATCH[4]} != '' ]]; then