[gcc r14-8810] libgo: bump libgo version for GCC 14 release

[Ian Lance Taylor]

https://gcc.gnu.org/g:f1412546ac8999b7f6eeeee8cf967ce3f31794c2

commit r14-8810-gf1412546ac8999b7f6eeeee8cf967ce3f31794c2
Author: Ian Lance Taylor <iant@golang.org>
Date:   Fri Feb 2 15:05:08 2024 -0800

    libgo: bump libgo version for GCC 14 release
    
            PR go/113668
    
    Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/560676

Diff:
---
 gcc/go/gofrontend/MERGE | 2 +-
 libgo/configure         | 2 +-
 libgo/configure.ac      | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index ec7e2ab1acf6..73cb095322ce 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-1cb83a415e86ab4de0d436d277377d8fc060cb61
+e15a14e410b8fc5d28012d5b313cb6c8476c7df9
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
diff --git a/libgo/configure b/libgo/configure
index 20bff2bd6bec..c0d0a1560f59 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -2611,7 +2611,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 ac_config_headers="$ac_config_headers config.h"
 
 
-libtool_VERSION=22:0:0
+libtool_VERSION=23:0:0
 
 
 # Default to --enable-multilib
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 22158ac7f5d2..898091276f71 100644
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -10,7 +10,7 @@ AC_INIT(package-unused, version-unused,, libgo)
 AC_CONFIG_SRCDIR(Makefile.am)
 AC_CONFIG_HEADER(config.h)
 
-libtool_VERSION=22:0:0
+libtool_VERSION=23:0:0
 AC_SUBST(libtool_VERSION)
 
 AM_ENABLE_MULTILIB(, ..)