Remove extra sdist build, also ensure can be installed locally for development

Author: bridadan

azure-pipelines.yml

@@ -108,17 +108,21 @@ jobs:
                     python -m coveralls
                 condition: eq(variables['extraActions'], 'true')
                 displayName: "Send coverage results to coveralls"
-    -
-        job: Build
-        dependsOn: Test
-        pool:
-            vmImage: Ubuntu-16.04
-        steps:
             -
-                task: UsePythonVersion@0
-                inputs:
-                    versionSpec: 3.x
-                    architecture: x64
+                script: "pip uninstall -y mbed-os-tools mbed-ls mbed-greentea mbed-host-tests"
+                displayName: "Uninstall sdist packages"
             -
-                script: "python setup.py sdist"
-                displayName: "Build sdist"
+                script: "pip install ."
+                displayName: "Ensure mbed-os-tools can be installed locally for development"
+            -
+                script: "pip install ."
+                displayName: "Ensure mbed-ls can be installed locally for development"
+                workingDirectory: "packages/mbed-ls"
+            -
+                script: "pip install ."
+                displayName: "Ensure mbed-host-tests can be installed locally for development"
+                workingDirectory: "packages/mbed-host-tests"
+            -
+                script: "pip install ."
+                displayName: "Ensure mbed-greentea can be installed locally for development"
+                workingDirectory: "packages/mbed-greentea"