JQL search broken when indexing language is set to French

Issue Summary

When setting the indexing language to French, the JQL search does not work as expected.

For example, If there is an issue with the summary "aura".

The JQL Query "summary ~ aura" will return the issue.

Steps to Reproduce

1. Create an issue with the summary as "aura"
2. Change the Indexing language & Default language to French.
3. Reindex the JIRA
4. Try to search the issue using "summary ~ aura" using the advanced JQL search.

Expected Results

It should return the issue where the summary has the word aura

Actual Results

It will not return any issues.

Workaround

We can currently use the escape sequence as given here :

summary ~ \"aura\"

Or continue to click the Search button until the results appear.