Update composer dependencies

Signed-off-by: Riddhesh Sanghvi <[email protected]>

Author: mrrobot47

composer.json

@@ -37,7 +37,7 @@
         "easyengine/shell-command": "v1.1.0",
         "easyengine/site-command": "v3.0.7",
         "easyengine/site-type-php": "v1.6.2",
-        "easyengine/site-type-wp": "v1.6.3",
+        "easyengine/site-type-wp": "v1.6.4",
         "monolog/monolog": "1.24.0",
         "mustache/mustache": "2.14.1",
         "rmccue/requests": "1.8.0",