Update CHANGELOG.md

CHANGELOG.md

@@ -8,6 +8,7 @@ IMPROVEMENTS:
   * builder/openstack: Skip certificate verification. [GH-1121]
   * builder/virtualbox/all: Attempt to use local guest additions ISO
       before downloading from internet. [GH-1123]
+  * builder/vmware/all: Increase cleanup timeout to 120 seconds [GH-1167]
   * builder/vmware/all: Add `vmx_data_post` for modifying VMX data
       after shutdown. [GH-1149]
   * builder/vmware/vmx: Supports tools uploading. [GH-1154]