Bump version to 29.85.7 and update changelog

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: TylerHorth

CHANGELOG.md

@@ -14,6 +14,9 @@ and what APIs have changed, if applicable.
 
 ## [Unreleased]
 
+## [29.85.7] - 2026-04-08
+- Fix SmoothRateLimiter precision loss by switching from millisecond to nanosecond time tracking, eliminating ~33% QPS error for rates with fractional-ms periods.
+
 ## [29.85.6] - 2026-03-06
 - Add cluster subsetting configuration (enableClusterSubsetting, minClusterSubsetSize) to D2Cluster and ClusterProperties.
 
@@ -5973,7 +5976,8 @@ patch operations can re-use these classes for generating patch messages.
 
 ## [0.14.1]
 
-[Unreleased]: https://github.com/linkedin/rest.li/compare/v29.85.6...master
+[Unreleased]: https://github.com/linkedin/rest.li/compare/v29.85.7...master
+[29.85.7]: https://github.com/linkedin/rest.li/compare/v29.85.6...v29.85.7
 [29.85.6]: https://github.com/linkedin/rest.li/compare/v29.85.5...v29.85.6
 [29.85.5]: https://github.com/linkedin/rest.li/compare/v29.85.4...v29.85.5
 [29.85.4]: https://github.com/linkedin/rest.li/compare/v29.85.3...v29.85.4

gradle.properties

@@ -1,4 +1,4 @@
-version=29.85.6
+version=29.85.7
 group=com.linkedin.pegasus
 org.gradle.configureondemand=true
 org.gradle.parallel=true