chore(deps): bump the nestjs group across 1 directory with 4 updates

Bumps the nestjs group with 4 updates in the / directory: [@nestjs/common](https://github.com/nestjs/nest/tree/HEAD/packages/common), [@nestjs/core](https://github.com/nestjs/nest/tree/HEAD/packages/core), [@nestjs/testing](https://github.com/nestjs/nest/tree/HEAD/packages/testing) and [@nestjs/platform-express](https://github.com/nestjs/nest/tree/HEAD/packages/platform-express).


Updates `@nestjs/common` from 10.4.7 to 10.4.15
- [Release notes](https://github.com/nestjs/nest/releases)
- [Commits](https://github.com/nestjs/nest/commits/v10.4.15/packages/common)

Updates `@nestjs/core` from 10.4.7 to 10.4.15
- [Release notes](https://github.com/nestjs/nest/releases)
- [Commits](https://github.com/nestjs/nest/commits/v10.4.15/packages/core)

Updates `@nestjs/testing` from 10.4.7 to 10.4.15
- [Release notes](https://github.com/nestjs/nest/releases)
- [Commits](https://github.com/nestjs/nest/commits/v10.4.15/packages/testing)

Updates `@nestjs/platform-express` from 10.4.7 to 10.4.15
- [Release notes](https://github.com/nestjs/nest/releases)
- [Commits](https://github.com/nestjs/nest/commits/v10.4.15/packages/platform-express)

---
updated-dependencies:
- dependency-name: "@nestjs/common"
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: nestjs
- dependency-name: "@nestjs/core"
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: nestjs
- dependency-name: "@nestjs/testing"
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: nestjs
- dependency-name: "@nestjs/platform-express"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: nestjs
...

Signed-off-by: dependabot[bot] <[email protected]>

packages/backend/package.json

@@ -84,9 +84,9 @@
 		"@misskey-dev/sharp-read-bmp": "1.2.0",
 		"@misskey-dev/summaly": "5.1.0",
 		"@napi-rs/canvas": "0.1.56",
-		"@nestjs/common": "10.4.7",
-		"@nestjs/core": "10.4.7",
-		"@nestjs/testing": "10.4.7",
+		"@nestjs/common": "10.4.15",
+		"@nestjs/core": "10.4.15",
+		"@nestjs/testing": "10.4.15",
 		"@peertube/http-signature": "1.7.0",
 		"@sentry/node": "8.38.0",
 		"@sentry/profiling-node": "8.38.0",
@@ -189,7 +189,7 @@
 	},
 	"devDependencies": {
 		"@jest/globals": "29.7.0",
-		"@nestjs/platform-express": "10.4.7",
+		"@nestjs/platform-express": "10.4.15",
 		"@simplewebauthn/types": "10.0.0",
 		"@swc/jest": "0.2.37",
 		"@types/accepts": "1.3.7",