chore(main): release 1.15.0 (#405)

release-please[bot] · web-flow · commit 68dfafe58565 · 2022-08-02T14:15:25.000-07:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.15.0](https://github.com/googleapis/gax-php/compare/v1.14.0...v1.15.0) (2022-08-02)
+
+
+### Features
+
+* move LongRunning classes to a standalone package ([#401](https://github.com/googleapis/gax-php/issues/401)) ([1747125](https://github.com/googleapis/gax-php/commit/1747125c84dcc6d42390de7e78d2e326884e1073))
+
 ## [1.14.0](https://github.com/googleapis/gax-php/compare/v1.13.0...v1.14.0) (2022-07-26)
 
 
diff --git a/VERSION b/VERSION
@@ -1 +1 @@
-1.14.0
+1.15.0
