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: Ic50ae2162e6fdc776d35f7a23b547ae5f68f3b5b
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meson.build b/meson.build
index 0e56530..cdd924f 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: '0.1',
-    meson_version: '>=0.58.0',
+    meson_version: '>=1.1.1',
 )
 add_project_arguments('-Wno-psabi', language: 'cpp')