Update action inputs descriptions to describe the required regexp syn…

…tax (#928)

Signed-off-by: Jack Baldry <[email protected]>

publish-technical-documentation-release/action.yaml

@@ -21,21 +21,21 @@ inputs:
     type: boolean
   release_branch_regexp:
     description: |
-      A regular expression with capture groups for major, and minor versions.
-      For example, '^release-(0|[1-9]\d*)\.(0|[1-9]\d*)$'.
+      A regular expression using Extended Regular Expression syntax with capture groups for major, and minor versions.
+      For example, '^release-(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$'.
       For more information, refer to https://github.com/grafana/grafana-github-actions/blob/main/has-matching-release-tag/action.yaml#L28-L33.
     required: true
   release_branch_with_patch_regexp:
     default: ""
     description: |
-      A regular expression with capture groups for major, minor, and patch versions.
-      For example, '^release-(0|[1-9]\d*)\.(0|[1-9]\d*)$'.
+      A regular expression using Extended Regular Expression syntax with capture groups for major, minor, and patch versions.
+      For example, '^release-(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$'.
       For more information, refer to https://github.com/grafana/grafana-github-actions/blob/main/has-matching-release-tag/action.yaml#L34-L40.
     required: false
   release_tag_regexp:
     description: |
-      A regular expression with capture groups for major, minor, and patch versions.
-      For example, '^v(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)$'.
+      A regular expression using Extended Regular Expression syntax with capture groups for major, minor, and patch versions.
+      For example, '^v(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$'.
       For more information, refer to https://github.com/grafana/grafana-github-actions/blob/main/has-matching-release-tag/action.yaml#L22-L27.
     required: true
   source_directory: