Merge pull request #4064 from shin-/missing-2.1-spec

Add missing config schema to docker-compose.spec

docker-compose.spec

@@ -27,6 +27,11 @@ exe = EXE(pyz,
                 'compose/config/config_schema_v2.0.json',
                 'DATA'
             ),
+            (
+                'compose/config/config_schema_v2.1.json',
+                'compose/config/config_schema_v2.1.json',
+                'DATA'
+            ),
             (
                 'compose/GITSHA',
                 'compose/GITSHA',