Ignore F821 for global app variable

Author: winniehell

src/senaite/core/scripts/_reindex.py

@@ -65,4 +65,4 @@ def run(app):
 
 
 if __name__ == "__main__":
-    run(app)
+    run(app) # noqa: F821

src/senaite/core/scripts/_upgrade_sites.py

@@ -72,4 +72,4 @@ def run(app):
 
 
 if __name__ == "__main__":
-    run(app)
+    run(app) # noqa: F821

src/senaite/core/scripts/_zope_passwd.py

@@ -32,4 +32,4 @@ def run(app):
 
 
 if __name__ == "__main__":
-    run(app)
+    run(app) # noqa: F821