devel/rubygem-parser: Update to 3.3.4.0

Changes:	https://github.com/whitequark/parser/blob/master/CHANGELOG.md

devel/rubygem-parser/Makefile

 PORTNAME=	parser
-PORTVERSION=	3.3.3.0
+PORTVERSION=	3.3.4.0
 CATEGORIES=	devel ruby
 MASTER_SITES=	RG
 

devel/rubygem-parser/distinfo

-TIMESTAMP = 1718580262
-SHA256 (rubygem/parser-3.3.3.0.gem) = a2e23c90918d9b7e866b18dca2b6835f227769dd2fa8e59c5841f3389cf53eeb
-SIZE (rubygem/parser-3.3.3.0.gem) = 955392
+TIMESTAMP = 1720689656
+SHA256 (rubygem/parser-3.3.4.0.gem) = 8d247769c3873fe92201d591a7463384022a1a25e214853df5d6806623179e82
+SIZE (rubygem/parser-3.3.4.0.gem) = 955392