Filters by name and title do not distinguish between upper and lower case characters, or characters with accented marks

[NadiyaDyka]

Expected Result:
GET https://jsonapiplayground.reyesoft.com/v2/authors?filter[name]=ž displays a list of authors whose names contain the letter ž
GET https://jsonapiplayground.reyesoft.com/v2/authors?filter[name]=z displays a list of authors whose names contain the letter z
GET https://jsonapiplayground.reyesoft.com/v2/authors?filter[name]=Z displays a list of authors whose names contain the letter Z

Actual result: all 3 queries display a list of authors whose names contain the letter Z or z or ž.