Add space to logging exporter README. Make minor update to releasing.md.

docs/releasing.md

@@ -89,17 +89,8 @@ with:
 **pointing at the first commit (a)** that was merged into main. For the
 example PR listed above, that creates release
 [`v0.11b0@4ad9ccd`](https://github.com/GoogleCloudPlatform/opentelemetry-operations-python/releases/tag/v0.11b0).
-- In description, paste a changelog for the packages. I used this (probably
-buggy) small script for the example PR's tag:
-
-  ```bash
-  for cl in opentelemetry-*/CHANGELOG.md; do
-      if cl_entries=`pcregrep -M -o1 "^## Version 0\.10b0$\n\n^Released.*\n\n((?:- [\s\S]+?)*?)(?=(\s+##|\Z))" $cl`
-      then
-          echo -e "# `dirname $cl`\n$cl_entries"
-      fi
-  done
-  ```
+
+Click the "Generate release notes" button in the UI to get an autogenerated changelog for the packages.
 
 Once the release tag is created, move the `stable` tag to point to the same
 commit.

opentelemetry-exporter-gcp-logging/README.rst

@@ -35,6 +35,7 @@ Usage
 -----
 
 .. code:: python
+
     import logging
     from opentelemetry.exporter.cloud_logging import (
         CloudLoggingExporter,