toolchain: Update gcc 15.2.0->15.3.0

There was an ICE bug in gcc 15.2.x when compiling webkitgtk

ports/gcc/build.sh

@@ -1,8 +1,8 @@
 #!/bin/bash ../install.sh
 
 NAME='gcc'
-VERSION='15.2.0'
-DOWNLOAD_URL="https://ftpmirror.gnu.org/gnu/gcc/gcc-$VERSION/gcc-$VERSION.tar.xz#438fd996826b0c82485a29da03a72d71d6e3541a83ec702df4271f6fe025d24e"
+VERSION='15.3.0'
+DOWNLOAD_URL="https://ftpmirror.gnu.org/gnu/gcc/gcc-$VERSION/gcc-$VERSION.tar.xz#fa59c1beef8995f27c4d71c1df227587189315d3e6faff1bb4306e61b0c530eb"
 DEPENDENCIES=('binutils' 'gmp' 'mpfr' 'mpc')
 MAKE_INSTALL_TARGETS=('install-strip-gcc' 'install-strip-target-libgcc' 'install-strip-target-libstdc++-v3')
 CONFIGURE_OPTIONS=(

ports/gcc/patches/0001-force-little-endian.patch

@@ -1,7 +1,7 @@
-diff -ruN gcc-12.2.0/gcc/configure gcc-12.2.0-banan_os/gcc/configure
---- gcc-12.2.0/gcc/configure	2022-08-19 11:09:52.736664469 +0300
-+++ gcc-12.2.0-banan_os/gcc/configure	2024-08-08 09:30:58.730876253 +0300
-@@ -9426,6 +9426,7 @@
+diff -ruN gcc-15.3.0/gcc/configure gcc-15.3.0-banan_os/gcc/configure
+--- gcc-15.3.0/gcc/configure	2026-06-12 09:09:06.318521299 +0300
++++ gcc-15.3.0-banan_os/gcc/configure	2026-07-09 22:14:04.081210055 +0300
+@@ -9610,6 +9610,7 @@
  fi
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5
  $as_echo_n "checking whether byte ordering is bigendian... " >&6; }

ports/gcc/patches/gcc-15.2.0.patch

@@ -1 +0,0 @@
-../../../toolchain/gcc-15.2.0.patch

ports/gcc/patches/gcc-15.3.0.patch

@@ -0,0 +1 @@
+../../../toolchain/gcc-15.3.0.patch