gcc : upgrade to v12.3

gcc stable version upgraded from v12.2 to v12.3

Below is the bug fix list for v12.3
https://gcc.gnu.org/bugzilla/buglist.cgi?bug_status=RESOLVED&resolution=FIXED&target_milestone=12.3

(From OE-Core rev: 5aacf91e9839f60f5cb933e27a349c2ed7fcddf4)

Signed-off-by: Sundeep KOKKONDA <sundeep.kokkonda@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

meta/recipes-devtools/gcc/gcc-12.3.inc

@@ -2,11 +2,11 @@ require gcc-common.inc
 
 # Third digit in PV should be incremented after a minor release
 
-PV = "12.2.0"
+PV = "12.3.0"
 
 # BINV should be incremented to a revision after a minor gcc release
 
-BINV = "12.2.0"
+BINV = "12.3.0"
 
 FILESEXTRAPATHS =. "${FILE_DIRNAME}/gcc:${FILE_DIRNAME}/gcc/backport:"
 
@@ -64,7 +64,7 @@ SRC_URI = "${BASEURI} \
            file://prefix-map-realpath.patch \
            file://hardcoded-paths.patch \
 "
-SRC_URI[sha256sum] = "e549cf9cf3594a00e27b6589d4322d70e0720cdd213f39beb4181e06926230ff"
+SRC_URI[sha256sum] = "949a5d4f99e786421a93b532b22ffab5578de7321369975b91aec97adfda8c3b"
 
 S = "${TMPDIR}/work-shared/gcc-${PV}-${PR}/${SOURCEDIR}"
 B = "${WORKDIR}/gcc-${PV}/build.${HOST_SYS}.${TARGET_SYS}"