Fix SDK Automation auto cancel issue (#8333)

* Fix SDK Automation auto cancel issue

* Disable autoCancel in all pipeline

.azure-pipelines/SDKAutomation.yml

@@ -2,7 +2,10 @@ trigger:
   batch: false
   branches:
     include:
-      - "*"
+      - master
+
+pr:
+  autoCancel: false
 
 jobs:
 - job: "SDKAutomation"

azure-pipelines.yml

@@ -5,6 +5,9 @@ trigger:
     include:
       - master
 
+pr:
+  autoCancel: false
+
 variables:
   TRAVIS: 'true'
   TRAVIS_BRANCH: $(System.PullRequest.TargetBranch)

preproduction-azure-pipelines.yml

@@ -2,6 +2,9 @@ name: "Preproduction CI for Azure Rest API specifications"
 
 trigger: none
 
+pr:
+  autoCancel: false
+
 variables:
   TRAVIS: 'true'
   TRAVIS_BRANCH: $(System.PullRequest.TargetBranch)