graphics/mesa-devel: update to 24.2.b.5103

Changes:	https://gitlab.freedesktop.org/mesa/mesa/-/compare/e474d4ebeef...c108dfc930f

graphics/mesa-devel/Makefile

 PORTNAME=	mesa
-DISTVERSION=	24.2-branchpoint-4961
-DISTVERSIONSUFFIX=	-g5c63d7a916d
+DISTVERSION=	24.2-branchpoint-5103
+DISTVERSIONSUFFIX=	-gc108dfc930f
 CATEGORIES=	graphics
 PKGNAMESUFFIX=	-devel
 

graphics/mesa-devel/distinfo

-TIMESTAMP = 1730500525
-SHA256 (mesa-24.2-branchpoint-4961-g5c63d7a916d.tar.bz2) = 8fe23fb981b23282e67f6654456919acfb83d21942341638509993ab91aa3d43
-SIZE (mesa-24.2-branchpoint-4961-g5c63d7a916d.tar.bz2) = 38961520
+TIMESTAMP = 1730935425
+SHA256 (mesa-24.2-branchpoint-5103-gc108dfc930f.tar.bz2) = 11e294b936fd02951a54637f283fc163cb1a0be1adf5fe0ab59799be50d2a70a
+SIZE (mesa-24.2-branchpoint-5103-gc108dfc930f.tar.bz2) = 39086448
 SHA256 (700efacda59c.patch) = 0d567fe737ad1404e1f12d7cd018826d9095c23835f1ed5aaa1c81cb58d3d008
 SIZE (700efacda59c.patch) = 983
 SHA256 (2930dcbb3329.patch) = f90ab77950ba1a56d165f0bc8a3cbd9c5f624bb5c67d1c7f337316027e8295e8