chore(main): release 5.121.0-preview (#1046)

Co-authored-by: release-please-token-provider[bot] <225477224+release-please-token-provider[bot]@users.noreply.github.com>

Author: release-please-token-provider[bot]

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-    ".": "5.120.0-preview"
+    ".": "5.121.0-preview"
 }

CHANGELOG.md

@@ -6,6 +6,13 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project does NOT adhere to [Semantic Versioning](https://semver.org/spec/v2.0.0.html) and packages shipped from the beta service library will always be in `preview` as changes to the API are for non production use and commonly ship breaking changes.
 
 
+## [5.121.0-preview](https://github.com/microsoftgraph/msgraph-beta-sdk-dotnet/compare/5.120.0-preview...5.121.0-preview) (2025-09-09)
+
+
+### Features
+
+* **generation:** update request builders and models ([#1045](https://github.com/microsoftgraph/msgraph-beta-sdk-dotnet/issues/1045)) ([93b9dc5](https://github.com/microsoftgraph/msgraph-beta-sdk-dotnet/commit/93b9dc53fdfc194f06c2f9c7a3f7381b4bf6c15c))
+
 ## [5.120.0-preview](https://github.com/microsoftgraph/msgraph-beta-sdk-dotnet/compare/5.119.0-preview...5.120.0-preview) (2025-08-20)
 
 

src/Microsoft.Graph/Microsoft.Graph.Beta.csproj

@@ -27,7 +27,7 @@
     </PackageReleaseNotes>
     <!-- edit this value to change the current major.minor.patch version -->
     <!-- x-release-please-start-version -->
-    <Version>5.120.0-preview</Version>
+    <Version>5.121.0-preview</Version>
     <!-- x-release-please-end -->
     <!-- adds a version suffix if the Prerelease environment variable is set. BUILD_BUILDID is an
     environment variable set by Azure pipelines from the build. We can use the buildid to correlate