Fix remaining Python Testing references in IMPLEMENTATION_SUMMARY.md and release.yml

Co-authored-by: thoughtparametersllc <194255310+thoughtparametersllc@users.noreply.github.com>

Author: Copilot

.github/IMPLEMENTATION_SUMMARY.md

@@ -2,7 +2,7 @@
 
 ## Overview
 
-This document provides a comprehensive summary of the Python Testing GitHub Action implementation.
+This document provides a comprehensive summary of the Python Unit Testing GitHub Action implementation.
 
 ## What Was Built
 

.github/workflows/release.yml

@@ -243,7 +243,7 @@ jobs:
           echo "5. Click 'Update release'"
           echo ""
           echo "The action.yml already includes marketplace metadata:"
-          echo "  - Name: Python Testing"
+          echo "  - Name: Python Unit Testing"
           echo "  - Description: Run Python tests using pytest, generate SVG badges for test results, and optionally commit the badges to the repository."
           echo "  - Author: Jason Miller"
           echo "  - Branding: check-circle icon, green color"