Merge pull request #13828 from dotnet/marcpopMSFT-removeopensuse

Remove the opensuse leg as the version we're testing is out of suppor…

Author: marcpopMSFT

.vsts-ci.yml

@@ -97,13 +97,6 @@ stages:
               _RuntimeIdentifier: ''
               _BuildArchitecture: 'x64'
               _DropSuffix: ''
-            Build_OpenSUSE_42_3_Debug_x64:
-              _BuildConfig: Debug
-              _DockerParameter: '--docker opensuse.42.3'
-              _LinuxPortable: '--linux-portable'
-              _RuntimeIdentifier: ''
-              _BuildArchitecture: 'x64'
-              _DropSuffix: ''
             Build_CentOS_7_1_Debug_x64:
               _BuildConfig: Debug
               _DockerParameter: '--docker centos'