Update azure-pipelines-wheels.yml for Azure Pipelines

azure-pipelines-wheels.yml

@@ -18,7 +18,7 @@ schedules:
   always: true
 variables:
   - name: versionWheels
-    value: '1.3-3.7-alpine3.10'
+    value: '1.4-3.7-alpine3.10'
 resources:
   repositories:
     - repository: azure