api: Fix docstring-section-indent errors

Fix docstring-section-indent errors and resulting line-too-long
errors, but not other existing line-too-long errors.

BUG=b:233893248
TEST=cros lint

Change-Id: I552ce489aaabce6e6600e2518385569ce59b134e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/3947314
Reviewed-by: Gilberto Contreras <gcontreras@google.com>
Tested-by: Alex Klein <saklein@chromium.org>
Auto-Submit: Alex Klein <saklein@chromium.org>
Commit-Queue: Gilberto Contreras <gcontreras@google.com>
diff --git a/api/controller/image.py b/api/controller/image.py
index 61e8741..c07bd92 100644
--- a/api/controller/image.py
+++ b/api/controller/image.py
@@ -171,14 +171,14 @@
     are located within output_artifact.artifact_type.
 
     Args:
-      in_proto: Proto request defining reqs.
-      chroot: The chroot proto used for these artifacts.
-      sysroot_class: The sysroot proto used for these artifacts.
-      build_target: The build target used for these artifacts.
-      output_dir: The path to write artifacts to.
+        in_proto: Proto request defining reqs.
+        chroot: The chroot proto used for these artifacts.
+        sysroot_class: The sysroot proto used for these artifacts.
+        build_target: The build target used for these artifacts.
+        output_dir: The path to write artifacts to.
 
     Returns:
-      A list of dictionary mappings of ArtifactType to list of paths.
+        A list of dictionary mappings of ArtifactType to list of paths.
     """
     base_path = chroot.full_path(sysroot_class.path)
     board = build_target.name
@@ -244,9 +244,9 @@
     """Build images.
 
     Args:
-      input_proto: The input message.
-      output_proto: The output message.
-      _config: The API call config.
+        input_proto: The input message.
+        output_proto: The output message.
+        _config: The API call config.
     """
     board = input_proto.build_target.name
 
@@ -401,10 +401,10 @@
     the requisite image types if they're not explicitly defined.
 
     Args:
-      to_build: The image type list.
+        to_build: The image type list.
 
     Returns:
-      ImageTypes: The parsed images to build.
+        ImageTypes: The parsed images to build.
     """
     image_types = set()
     vm_types = set()
@@ -473,9 +473,9 @@
     """Run image tests.
 
     Args:
-      input_proto: The input message.
-      output_proto: The output message.
-      _config: The API call config.
+        input_proto: The input message.
+        output_proto: The output message.
+        _config: The API call config.
     """
     image_path = input_proto.image.path
 
@@ -505,9 +505,9 @@
     """Run image tests.
 
     Args:
-      input_proto: The input message.
-      output_proto: The output message.
-      config: The API call config.
+        input_proto: The input message.
+        output_proto: The output message.
+        config: The API call config.
     """
     image_path = input_proto.image.path
     board = input_proto.build_target.name
@@ -543,12 +543,12 @@
     Wraps chromite/scripts/pushimage.py.
 
     Args:
-      input_proto: Input proto.
-      _output_proto: Output proto.
-      config: The API call config.
+        input_proto: Input proto.
+        _output_proto: Output proto.
+        config: The API call config.
 
     Returns:
-      A controller return code (e.g. controller.RETURN_CODE_SUCCESS).
+        A controller return code (e.g. controller.RETURN_CODE_SUCCESS).
     """
     sign_types = []
     if input_proto.sign_types: