docs: fix gallery page title
docs: fix gallery page title

vlukes/sfepy,BubuLK/sfepy,lokik/sfepy,lokik/sfepy,vlukes/sfepy,RexFuzzle/sfepy,BubuLK/sfepy,rc/sfepy,lokik/sfepy,vlukes/sfepy,sfepy/sfepy,RexFuzzle/sfepy,RexFuzzle/sfepy,rc/sfepy,RexFuzzle/sfepy,sfepy/sfepy,sfepy/sfepy,lokik/sfepy,BubuLK/sfepy,rc/sfepy