chore: update release-level in .repo-metadata.json (#653)

Neenu1995 · web-flow · commit eee8612b1744 · 2022-01-13T19:28:11.000Z
diff --git a/.repo-metadata.json b/.repo-metadata.json
@@ -4,7 +4,7 @@
   "product_documentation": "https://cloud.google.com/logging/docs/setup/java#logback_appender_for",
   "client_documentation": "https://cloud.google.com/java/docs/reference/google-cloud-logging-logback/latest/history",
   "issue_tracker": "https://issuetracker.google.com/savedsearches/559764",
-  "release_level": "alpha",
+  "release_level": "preview",
   "language": "java",
   "repo": "googleapis/java-logging-logback",
   "repo_short": "java-logging-logback",
