Try different devkits per release on Windows

Author: RealCLanger

jenkins-job-generator/definitions/build-jobs.yml

@@ -12,14 +12,19 @@
     majors: &majors
         - '11':
            branch_name: sapmachine11
+           windows_devkit: 'io.sapmachine.build.devkit.windows-x64:devkit-vs2017:15.9.49'
         - '17':
            branch_name: sapmachine17
+           windows_devkit: 'io.sapmachine.build.devkit.windows-x64:devkit-vs2017:15.9.49'
         - '18':
            branch_name: sapmachine18
+           windows_devkit: 'io.sapmachine.build.devkit.windows-x64:devkit-vs2017:15.9.49'
         - '19':
            branch_name: sapmachine19
+           windows_devkit: 'io.sapmachine.build.devkit.windows-x64:devkit-vs2017:15.9.49'
         - '20':
            branch_name: sapmachine
+           windows_devkit: 'io.sapmachine.build.devkit.windows-x64:devkit-vs2019:16.11.13'
     platforms: &platforms
         - linux_x86_64:
             docker_agent: |
@@ -72,7 +77,7 @@
             devkit_default: ''
         - windows_x86_64:
             docker_agent: ''
-            devkit_default: 'io.sapmachine.build.devkit.windows-x64:devkit-vs2017:15.9.49'
+            devkit_default: '{windows_devkit}'
     build_types: &build_types
         - snapshot
         - release