fix: specify version in README

README.md

@@ -37,7 +37,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Parse publiccode.yml
-        uses: italia/publiccode-softwareversion-check-action
+        uses: italia/publiccode-softwareversion-check-action@v1.1.0
 ```
 
 You can easily create a pull request to update fields in your `publiccode.yml` 
@@ -107,4 +107,4 @@ The version control system provides attribution for specific lines of code.
 This GitHub Action is published in the GitHub Marketplace.
 As such, you can find the [Terms of Service here](https://docs.github.com/en/free-pro-team@latest/github/site-policy/github-marketplace-terms-of-service).
 Also, [here](https://docs.github.com/en/free-pro-team@latest/github/site-policy/github-marketplace-developer-agreement)
-you can find the GitHub Marketplace Developer Agreement.
+you can find the GitHub Marketplace Developer Agreement.