api: Lint fixes.

Fix line-too-long and docstring-section-indent errors.

BUG=b:233893248
TEST=cros lint

Change-Id: Ieeff951187b2c7c0e371ef18cab97f31c03d81cd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/4190795
Commit-Queue: Jack Rosenthal <jrosenth@chromium.org>
Tested-by: Alex Klein <saklein@chromium.org>
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
Auto-Submit: Alex Klein <saklein@chromium.org>
diff --git a/api/compile_build_api_proto_unittest.py b/api/compile_build_api_proto_unittest.py
index d50b65b..a829c6d 100644
--- a/api/compile_build_api_proto_unittest.py
+++ b/api/compile_build_api_proto_unittest.py
@@ -18,14 +18,14 @@
     version of the library we're using (in chromite/third_party). For now, that
     means we're checking equality.
 
-    TODO: Investigate whether, e.g. 1.2.0 ~= 1.2.3, and we only need to check the
-      major and minor components.
-    TODO: Investigate using protobuf.__version__ instead of hard coding a version
-      in compile_build_api_proto.
+    TODO: Investigate whether, e.g. 1.2.0 ~= 1.2.3, and we only need to check
+        the major and minor components.
+    TODO: Investigate using protobuf.__version__ instead of hard coding a
+        version in compile_build_api_proto.
     """
     assert compile_build_api_proto.PROTOC_VERSION == protobuf.__version__, (
-        "The protobuf library or compile_build_api_proto.PROTOC_VERSION has been "
-        "updated, but the other has not. They must be updated together."
+        "The protobuf library or compile_build_api_proto.PROTOC_VERSION has "
+        "been updated, but the other has not. They must be updated together."
     )