Revert "APM-6214 python updates"

This reverts commit 9efea0a.

Author: sophieclayton12-nhs

.github/workflows/apigee-release-pipeline.yml

@@ -35,7 +35,7 @@ jobs:
                 echo PR number - $pr_number
                 echo "PR_NUMBER=$pr_number" >> $GITHUB_ENV
           fi
-
+      
       - name: Set Instance as Temporary
         if: github.ref != 'refs/heads/master'
         run: |
@@ -89,10 +89,10 @@ jobs:
           token="${token#\"}"
           echo "APIGEE_ACCESS_TOKEN=$token" >> $GITHUB_ENV
 
-      - name: Install Python 3.10
+      - name: Install Python 3.9
         uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: 3.9
 
       - name: Upgrade python packaging tools
         run: python -m pip install --upgrade pip cryptography
@@ -119,7 +119,7 @@ jobs:
           mkdir -p ${HOME}/.proxygen
           echo -n $PROXYGEN_PRIVATE_KEY | base64 --decode > ${HOME}/.proxygen/key
           envsubst < ./.github/proxygen-credentials-template.yaml > ${HOME}/.proxygen/credentials.yaml
-          envsubst < ./.github/proxygen-credentials-template.yaml | cat
+          envsubst < ./.github/proxygen-credentials-template.yaml | cat 
           envsubst < ./.github/proxygen-settings.yaml > ${HOME}/.proxygen/settings.yaml
           envsubst < ./.github/proxygen-settings.yaml | cat
 

.github/workflows/continous-integration-workflow.yaml

@@ -14,10 +14,10 @@ jobs:
         with:
           fetch-depth: 0  # This causes all history to be fetched, which is required for calculate-version to function	
 
-      - name: Install Python 3.10
+      - name: Install Python 3.9
         uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: 3.9
 
       - name: Update apt repositories
         run: sudo apt update

.github/workflows/spec-release-pipeline.yml

@@ -38,10 +38,10 @@ jobs:
                 echo PR number - $pr_number
           fi
 
-      - name: Install Python 3.10
+      - name: Install Python 3.9
         uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: 3.9
 
       - name: Install Proxygen client
         run: |