added install_openpype_plugins into load cli

openpype/tools/loader/app.py

@@ -5,6 +5,7 @@ from avalon import api, io
 
 from openpype import style
 from openpype.lib import register_event_callback
+from openpype.pipeline import install_openpype_plugins
 from openpype.tools.utils import (
     lib,
     PlaceholderLineEdit
@@ -608,4 +609,6 @@ def cli(args):
     # Store settings
     api.Session["AVALON_PROJECT"] = project
 
+    install_openpype_plugins()
+
     show()