Update CHANGELOG.md (#5066)

rlazo · David Motsonashvili · commit 661263c62bcd · 2023-06-20T09:38:44.000-07:00
diff --git a/firebase-common/CHANGELOG.md b/firebase-common/CHANGELOG.md
@@ -1,3 +1,3 @@
 # Unreleased
 
-
+* [fixed] Addressed issue with C++ being absent in user agent.

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,3 @@`
`1`	`1`	`# Unreleased`
`2`	`2`
`3`		`-`
	`3`	`+* [fixed] Addressed issue with C++ being absent in user agent.`