Deprecate objects v1 Release (#275)

* update changelog files

* PubNub SDK v7.0.0 release.

Co-authored-by: Client Engineering Bot <60980775+Client Engineering [email protected]>

Author: mohitpubnub

.pubnub.yml

@@ -1,10 +1,10 @@
 ---
 changelog:
-  - date: 2022-05-17
+  - date: 2022-05-24
     version: v7.0.0
     changes:
       - type: improvement
-        text: "BREAKING CHANGES: Removed objects v1 source code."
+        text: "BREAKING CHANGES: Removed objects v1 methods support."
   - date: 2022-04-21
     version: v6.0.0
     changes: