chore(main): release protocol/go 0.2.21 (#1732)

🤖 I have created a release *beep* *boop*
---


##
[0.2.21](protocol/go/v0.2.20...protocol/go/v0.2.21)
(2024-11-13)


### Features

* backend migration to connect-rpc
([#1733](#1733))
([d10ba3c](d10ba3c))
* **policy:** subject condition sets prune service/db
([#1688](#1688))
([3cdd1b2](3cdd1b2)),
closes [#1178](#1178)

---
This PR was generated with [Release
Please](https://github.com/googleapis/release-please). See
[documentation](https://github.com/googleapis/release-please#release-please).

Co-authored-by: opentdf-automation[bot] <149537512+opentdf-automation[bot]@users.noreply.github.com>

.release-please-manifest.json

@@ -2,7 +2,7 @@
   "lib/fixtures": "0.2.7",
   "lib/ocrypto": "0.1.6",
   "lib/flattening": "0.1.1",
-  "protocol/go": "0.2.20",
+  "protocol/go": "0.2.21",
   "sdk": "0.3.19",
   "service": "0.4.26"
 }

protocol/go/CHANGELOG.md

@@ -1,5 +1,13 @@
 # Changelog
 
+## [0.2.21](https://github.com/opentdf/platform/compare/protocol/go/v0.2.20...protocol/go/v0.2.21) (2024-11-13)
+
+
+### Features
+
+* backend migration to connect-rpc ([#1733](https://github.com/opentdf/platform/issues/1733)) ([d10ba3c](https://github.com/opentdf/platform/commit/d10ba3cb22175a000ba5d156987c9f201749ae88))
+* **policy:** subject condition sets prune service/db ([#1688](https://github.com/opentdf/platform/issues/1688)) ([3cdd1b2](https://github.com/opentdf/platform/commit/3cdd1b26e81cb004b02af44e914baef3422cdcde)), closes [#1178](https://github.com/opentdf/platform/issues/1178)
+
 ## [0.2.20](https://github.com/opentdf/platform/compare/protocol/go/v0.2.19...protocol/go/v0.2.20) (2024-11-05)