New folder for devtools

Author: lmazuel

.azure-pipelines/update_pr.yml

@@ -18,7 +18,7 @@ steps:
   inputs:
     versionSpec: 3.7
 
-- script: python3 -m pip install -e "git+https://github.com/Azure/azure-sdk-for-python#subdirectory=azure-sdk-tools&egg=azure-sdk-tools"
+- script: python3 -m pip install -e "git+https://github.com/Azure/azure-sdk-for-python#subdirectory=tools/azure-sdk-tools&egg=azure-sdk-tools"
   displayName: 'Install Azure SDK tools'
 
 - script: python3  -m packaging_tools.update_pr -v --pr-number $(System.PullRequest.PullRequestNumber) --repo $(Build.Repository.Name)