rewrite a couple comment-style type annotations for oddly indented dicts

Make them into real type annotations. These are the only ones that if
automatically rewritten, would cause flake8 to error out with the
message: "E128 continuation line under-indented for visual indent".

mesonbuild/mintro.py

@@ -477,14 +477,18 @@ def list_machines(builddata: build.Build) -> T.Dict[str, T.Dict[str, T.Union[str
     return machines
 
 def list_projinfo(builddata: build.Build) -> T.Dict[str, T.Union[str, T.List[T.Dict[str, str]]]]:
-    result = {'version': builddata.project_version,
-              'descriptive_name': builddata.project_name,
-              'subproject_dir': builddata.subproject_dir}    # type: T.Dict[str, T.Union[str, T.List[T.Dict[str, str]]]]
+    result: T.Dict[str, T.Union[str, T.List[T.Dict[str, str]]]] = {
+        'version': builddata.project_version,
+        'descriptive_name': builddata.project_name,
+        'subproject_dir': builddata.subproject_dir,
+    }
     subprojects = []
     for k, v in builddata.subprojects.items():
-        c = {'name': k,
-             'version': v,
-             'descriptive_name': builddata.projects.get(k)}  # type: T.Dict[str, str]
+        c: T.Dict[str, str] = {
+            'name': k,
+            'version': v,
+            'descriptive_name': builddata.projects.get(k),
+        }
         subprojects.append(c)
     result['subprojects'] = subprojects
     return result

mesonbuild/mtest.py

@@ -770,14 +770,16 @@ class TextLogfileBuilder(TestFileLogger):
 
 class JsonLogfileBuilder(TestFileLogger):
     def log(self, harness: 'TestHarness', result: 'TestRun') -> None:
-        jresult = {'name': result.name,
-                   'stdout': result.stdo,
-                   'result': result.res.value,
-                   'starttime': result.starttime,
-                   'duration': result.duration,
-                   'returncode': result.returncode,
-                   'env': result.env,
-                   'command': result.cmd}  # type: T.Dict[str, T.Any]
+        jresult: T.Dict[str, T.Any] = {
+            'name': result.name,
+            'stdout': result.stdo,
+            'result': result.res.value,
+            'starttime': result.starttime,
+            'duration': result.duration,
+            'returncode': result.returncode,
+            'env': result.env,
+            'command': result.cmd,
+        }
         if result.stde:
             jresult['stderr'] = result.stde
         self.file.write(json.dumps(jresult) + '\n')