Upgrade openapi-to-typespec to 0.9.0 (#8845)

* upgrade openapi-to-typespec

* update

* add generated convert files

* format run_commands.ts

* update gitignore

* release prep

* newline

* changelog

* fix additional dir format

* changelog

---------

Co-authored-by: Pan Shao <pashao@microsoft.com>
Co-authored-by: Catalina Peralta <caperal@microsoft.com>

Author: 3 people

tools/tsp-client/.gitignore

@@ -4,4 +4,5 @@ dist
 types
 temp
 tsp-output/
-output/
+output/
+test/examples/specification/convert/examples/*

tools/tsp-client/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Release
 
+## 2024-08-16 - 0.12.1
+
+- Added `--mgmt-debug.suppress-list-exception` flag to the ARM metadata generation command.
+- Bumped `@autorest/openapi-to-typespec` version to `0.9.0`.
+- Format updates for additional directories.
+
 ## 2024-08-15 - 0.12.0
 
 - Check for error diagnostics during TypeSpec compilation and exit with error if found. (#8815, #8777, #8555)