build: upgrade to C++23

Meson 1.1.1 and GCC-13 both support C++23 and a sufficient portion of
the standard has been implemented.  Upgrade the build to leverage it.

Change-Id: Ifabec573b184316716aa692598caba26fb5857b3
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meson.build b/meson.build
index cc67826..f9db931 100644
--- a/meson.build
+++ b/meson.build
@@ -3,12 +3,12 @@
     'c', 'cpp',
     default_options: [
         'buildtype=debugoptimized',
-        'cpp_std=c++20',
+        'cpp_std=c++23',
         'warning_level=3',
         'werror=true',
     ],
     license: 'Apache-2.0',
-    meson_version: '>=0.58.0',
+    meson_version: '>=1.1.1',
     version: '1.0',
 )