Update CHANGELOG for additional code for 3.6

CHANGELOG.rst

@@ -10,14 +10,18 @@ Features:
     * `sops publish` now supports `--omit-extensions` flag for omitting the extension in the destination path (#602)
     * sops now supports JSON arrays of arrays (#642)
 
-Bug fixes:
+Improvements:
 
     * Updates and standardization for the dotenv store (#612, #622)
+    * Close temp files after using them for edit command (#685)
+
+Bug fixes:
+
     * AWS SDK usage now correctly resolves the `~/.aws/config` file (#680)
     * `sops updatekeys` now correctly matches config rules (#682)
     * `sops updatekeys` now correctly uses the config path cli flag (#672)
     * Partially empty sops config files don't break the use of sops anymore (#662)
-
+    * Fix possible infinite loop in PGP's passphrase prompt call (#690)
 
 Project changes: