bump version to v2.3.0 (#859)

* bump version to v2.3.0

* Update CHANGELOG.md

Co-authored-by: su chen <chen.su1994@outlook.com>

Co-authored-by: su chen <chen.su1994@outlook.com>

CHANGELOG.md

@@ -1,5 +1,25 @@
 # Changelog
 
+## [v2.3.0](https://github.com/megaease/easegress/tree/v2.3.0) (2022-11-28)
+
+[Full Changelog](https://github.com/megaease/easegress/compare/v2.2.0...v2.3.0)
+
+**Significant changes:**
+* HTTPServer: support radix tree router and routing by client IP.
+* Add new filter OPAFilter for Open Policy Agent.
+
+**Implemented enhancements:**
+* Load Balance: support session and server health check.
+* Making running objects dump interval configurable.
+* Simplify CORSAdaptor.
+
+**Fixed bugs:**
+* Fix unexpected EOF when compression is enabled.
+* Remove duplicated code in codectool.
+* Update keyfunc for compatibility and bug fixes.
+* Fix mqtt test random fail.
+
+
 ## [v2.2.0](https://github.com/megaease/easegress/tree/v2.2.0) (2022-10-18)
 
 [Full Changelog](https://github.com/megaease/easegress/compare/v2.1.1...v2.2.0)

Makefile

@@ -16,7 +16,7 @@ INTEGRATION_TEST_PATH := build/test
 IMAGE_NAME?=megaease/easegress
 
 # Version
-RELEASE?=v2.2.0
+RELEASE?=v2.3.0
 
 # Git Related
 GIT_REPO_INFO=$(shell cd ${MKFILE_DIR} && git config --get remote.origin.url)