changeLog updated

Author: harshithad0703

.gitignore

@@ -47,4 +47,4 @@ src/main/res/
 contentstack/src/androidTest/java/com/contentstack/sdk/SyncTestCase.java
 
 # key file
-# key.keystore
+key.keystore

CHANGELOG.md

@@ -1,5 +1,23 @@
 # CHANGELOG
 
+## Version 3.14.0
+
+### Date: 13-May-2024
+
+- GCP support implementation
+
+---
+
+## Version 3.13.0
+
+### Date: 02-Feb-2024
+
+- Fixed dependency installing issue
+- Fixed Download Issue
+- Error Status Code added
+- Support of early access headers
+
+---
 
 ## Version 3.12.4