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: I6e407a37c290677230559e1d4cab9cb17c6d54c9
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meson.build b/meson.build
index fccd790..77b19e5 100644
--- a/meson.build
+++ b/meson.build
@@ -2,11 +2,11 @@
   'fb-ipmi-oem',
   'cpp',
   version: '0.1',
-  meson_version: '>=0.57.0',
+  meson_version: '>=1.1.1',
   default_options: [
     'werror=true',
     'warning_level=3',
-    'cpp_std=c++20',
+    'cpp_std=c++23',
   ])
 
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