chore: CCIE-4284 pin gabrielfalcao/pyenv-action@v9 to latest sha

.github/workflows/codeql-analysis.yml

@@ -50,7 +50,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@ac67cffe5c20e84b598930c8453336a7404b2786@v1
+      uses: github/codeql-action/autobuild@v1
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl

.github/workflows/push_tests.yml

@@ -47,7 +47,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python 3.12 (pyenv) # pyenv needed for mlflow in cli annotate tests
-        uses: gabrielfalcao/pyenv-action@v9
+        uses: gabrielfalcao/pyenv-action@a1fc55906be92612782934c70e3985b940bd0165
         with:
           default: 3.12
           command: pip install -U pip # upgrade pip after installing python