Reusable workflows: make the accepted config file names more explicit

Includes updating the documentation about this in the README.

Author: jrfnl

.github/workflows/reusable-markdownlint.yml

@@ -18,7 +18,7 @@ jobs:
         id: has_config
         uses: andstor/file-existence-action@076e0072799f4942c8bc574a82233e1e4d13e9d6 # v3.0.0
         with:
-          files: ".markdownlint-cli2.y*ml"
+          files: ".markdownlint-cli2.yml, .markdownlint-cli2.yaml"
 
       # @link https://github.com/marketplace/actions/problem-matcher-for-markdownlint-cli
       - name: Enable showing issue in PRs

.github/workflows/reusable-phpstan.yml

@@ -29,7 +29,7 @@ jobs:
         id: has_config
         uses: andstor/file-existence-action@076e0072799f4942c8bc574a82233e1e4d13e9d6 # v3.0.0
         with:
-          files: "phpstan.neon*"
+          files: "phpstan.neon.dist, phpstan.neon"
 
       - name: Create tools string
         id: tools

.github/workflows/reusable-yamllint.yml

@@ -24,7 +24,7 @@ jobs:
         id: has_config
         uses: andstor/file-existence-action@076e0072799f4942c8bc574a82233e1e4d13e9d6 # v3.0.0
         with:
-          files: ".yamllint.y*ml"
+          files: ".yamllint.yml, .yamllint.yaml"
 
       - name: Run Yamllint on all yaml files in repo
         if: ${{ steps.has_config.outputs.files_exists == 'true' }}

README.md

@@ -32,9 +32,9 @@ It also means that, as the configuration for each tool is always in a committed
 
 The following re-usable workflows are available:
 * [`reusable-markdownlint.yml`][reusable-markdownlint] which runs a (code-style) [linter for Markdown/CommonMark files][markdownlint-cli2].  
-    **Requires**: a `.markdownlint-cli2.y*ml` configuration file in the project root.
+    **Requires**: a `.markdownlint-cli2.yml` or `.markdownlint-cli2.yaml` configuration file in the project root.
 * [`reusable-phpstan.yml`][reusable-phpstan] which runs the [PHPStan] tool.  
-    **Requires**: a `phpstan.neon*` configuration file in the project root.  
+    **Requires**: a `phpstan.neon.dist` or `phpstan.neon` configuration file in the project root.  
     **Inputs**:
     - `phpVersion`: Optional. The PHP version to use. Defaults to 'latest'.
     - `phpstanVersion`: Optional. The PHPStan version to use. Defaults to the latest available version.
@@ -45,7 +45,7 @@ The following re-usable workflows are available:
     - `fail-on-warnings`: Optional. Whether to exit as failed when there are warnings. Defaults to "true".
 * [`reusable-yamllint.yml`][reusable-yamllint] which runs two linters for Yaml files.
     1. [yamllint] which checks all YAML files for syntax validity, code style and runs some QA checks too.  
-        **Requires**: a `.yamllint.y*ml` configuration file in the project root.  
+        **Requires**: a `.yamllint.yml` or `.yamllint.yaml` configuration file in the project root.  
         **Inputs**:
         + `strict`: Optional. Whether to enable strict mode. Defaults to "false".
     2. [actionlint] which runs a static analysis check on GitHub Actions workflow files only.