Updated python version in azure pipeline

Author: sathiya-nhs

azure/build-prereqs.yml

@@ -5,8 +5,9 @@ parameters:
 
 steps:
   - task: UsePythonVersion@0
+    displayName: 'Use Python 3.13'
     inputs:
-      versionSpec: '3.8'
+      versionSpec: '3.13'
 
   - bash: |
       tfenv use 0.14.6

azure/utils-pr-pipeline.yml

@@ -30,9 +30,9 @@ jobs:
       clean: all
     steps:
       - task: UsePythonVersion@0
-        displayName: 'Use Python 3.8'
+        displayName: 'Use Python 3.13'
         inputs:
-          versionSpec: 3.8
+          versionSpec: 3.13
 
       - bash: |
           instance_id="$(curl -s http://169.254.169.254/latest/meta-data/instance-id)"