set concurrency

Author: vszakats

.github/workflows/build.yml

@@ -12,6 +12,10 @@ name: 'Build'
     branches:
       - master
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 permissions: {}
 
 jobs:

.github/workflows/codeql.yml

@@ -15,6 +15,10 @@ name: 'CodeQL'
   schedule:
     - cron: '0 0 * * 4'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 permissions: {}
 
 jobs:

.github/workflows/curl-for-win.yml

@@ -11,6 +11,10 @@ name: curl-for-win
     branches:
       - master
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 permissions: {}
 
 env: