chore(main): release eventarc 1.3.0 (#5613)

diff --git a/.release-please-manifest-submodules.json b/.release-please-manifest-submodules.json
index 7b43c4b..e1e4665 100644
--- a/.release-please-manifest-submodules.json
+++ b/.release-please-manifest-submodules.json
@@ -39,7 +39,7 @@
   "domains": "0.3.0",
   "errorreporting": "0.2.0",
   "essentialcontacts": "1.1.0",
-  "eventarc": "1.2.0",
+  "eventarc": "1.3.0",
   "filestore": "1.1.0",
   "firestore": "1.6.1",
   "functions": "1.2.0",
diff --git a/eventarc/CHANGES.md b/eventarc/CHANGES.md
index c9bc550..e781955 100644
--- a/eventarc/CHANGES.md
+++ b/eventarc/CHANGES.md
@@ -1,5 +1,12 @@
 # Changes
 
+## [1.3.0](https://github.com/googleapis/google-cloud-go/compare/eventarc/v1.2.0...eventarc/v1.3.0) (2022-02-14)
+
+
+### Features
+
+* **eventarc:** add file for tracking version ([17b36ea](https://github.com/googleapis/google-cloud-go/commit/17b36ead42a96b1a01105122074e65164357519e))
+
 ## [1.2.0](https://www.github.com/googleapis/google-cloud-go/compare/eventarc/v1.1.0...eventarc/v1.2.0) (2022-02-03)
 
 
diff --git a/eventarc/internal/version.go b/eventarc/internal/version.go
index d0e4a6f..bb0fead 100644
--- a/eventarc/internal/version.go
+++ b/eventarc/internal/version.go
@@ -15,4 +15,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "1.2.0"
+const Version = "1.3.0"