Update README and action.yml for improved clarity and versioning

Author: MariusStorhaug

README.md

@@ -1,21 +1,12 @@
 # Invoke-ScriptAnalyzer (by PSModule)
 
-This repository contains a GitHub Action that runs PSScriptAnalyzer on your code.
+This repository contains a GitHub Action that runs [`PSScriptAnalyzer`](https://github.com/PowerShell/PSScriptAnalyzer) on your code.
 The action analyzes PowerShell scripts using a hashtable-based settings file to
 customize rule selection, severity filtering, and custom rule inclusion.
 
 > **Note:** This repository includes automated tests that run via Pester to ensure
 > your settings file is working as expected.
 
-## Action Details
-
-- **Name:** Invoke-ScriptAnalyzer (by PSModule)
-- **Description:** Runs PSScriptAnalyzer on the code.
-- **Author:** PSModule
-- **Branding:**
-  Icon: `check-square`
-  Color: `gray-dark`
-
 ## Inputs
 
 | Input               | Description                                                       | Required | Default                                                                     |

action.yml

@@ -38,7 +38,7 @@ runs:
         Script: ${{ github.action_path }}/scripts/main.ps1
 
     - name: Invoke-Pester
-      uses: PSModule/Invoke-Pester@fix
+      uses: PSModule/Invoke-Pester@v2
       id: test
       env:
         Settings: ${{ fromJson(steps.paths.outputs.result).Settings }}