Bump com.google.auth:google-auth-library-oauth2-http (#7110)

Bumps com.google.auth:google-auth-library-oauth2-http from 1.41.0 to 1.42.1.

---
updated-dependencies:
- dependency-name: com.google.auth:google-auth-library-oauth2-http
  dependency-version: 1.42.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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gradle/libs.versions.toml

@@ -107,7 +107,7 @@ felixScr = "org.apache.felix:org.apache.felix.scr:2.2.14"
 gmetric4j = { module = "info.ganglia.gmetric4j:gmetric4j", version.ref = "gmetric4j" }
 googleCloudLibrariesBom = { module = "com.google.cloud:libraries-bom", version = "26.74.0" }
 googleCloudMonitoring = { module = "com.google.cloud:google-cloud-monitoring", version.ref = "google-cloud-monitoring" }
-googleOauth2Http = { module = "com.google.auth:google-auth-library-oauth2-http", version = "1.41.0"}
+googleOauth2Http = { module = "com.google.auth:google-auth-library-oauth2-http", version = "1.42.1"}
 grpcApi = { module = "io.grpc:grpc-api", version.ref = "grpc" }
 grpcCore = { module = "io.grpc:grpc-core", version.ref = "grpc" }
 grpcInprocess = { module = "io.grpc:grpc-inprocess", version.ref = "grpc" }