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: Iba60434850d3f636a3a1a500fda8252b3b54e3a6
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meson.build b/meson.build
index 8573539..398693e 100644
--- a/meson.build
+++ b/meson.build
@@ -4,11 +4,11 @@
   default_options: [
     'warning_level=3',
     'werror=true',
-    'cpp_std=c++20'
+    'cpp_std=c++23'
   ],
   license: 'Apache-2.0',
   version: '1.0',
-  meson_version: '>=0.58.0',
+  meson_version: '>=1.1.1',
 )
 
 build_tests = get_option('tests')