task/WP-698: NCO text search made case insensitive (#1478)

* adding i flag to regex searches for text field

* fixing linting formatting issues

* Revert "fixing linting formatting issues"

This reverts commit 2b92fb4.

---------

Co-authored-by: Jake Rosenberg <jrosenberg@tacc.utexas.edu>

designsafe/apps/nco/managers/ttc_grants.py

@@ -42,9 +42,9 @@ def ttc_grants(self, params=None):
             query['Type'] = params['grant_type']
         if params['text_search']:
             query['$or'] = [
-                {'Title': {'$regex': params['text_search']}},
-                {'Abstract': {'$regex': params['text_search']}},
-                {'PiName': {'$regex': params['text_search']}},
+                {'Title': {'$regex': params['text_search'], '$options': 'i'}},
+                {'Abstract': {'$regex': params['text_search'], '$options': 'i'}},
+                {'PiName': {'$regex': params['text_search'], '$options': 'i'}},
             ]
 
         #get the grants list