removes function, drop trigger and add sql files to vc

.gitignore

@@ -33,7 +33,6 @@ deps
 _darcs
 *.pdf
 *.png
-*.sql
 *.ini
 *.toml
 !test-data/test_config.ini

devops/postgres/upgrade/0.0.7.3.2.sql

+-- This removes the trigger prevening ngrams deletion
+-- because the function was not working.
+
+DROP TRIGGER check_ngrams_json_trg ON ngrams;
+DROP FUNCTION check_ngrams_json;