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: I08759aad9dda3e45b55d8602618f4b400ba9c22d
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/dbus_sensor_tester/meson.build b/dbus_sensor_tester/meson.build
index fd51870..deca75c 100644
--- a/dbus_sensor_tester/meson.build
+++ b/dbus_sensor_tester/meson.build
@@ -1,6 +1,6 @@
 project('dbus-sensor-tester', 'cpp',
         version : '1.0',
-        meson_version: '>=0.58.0',
+        meson_version: '>=1.1.1',
         default_options: [
             'b_lto_mode=default',
             'b_lto_threads=0',
@@ -8,7 +8,7 @@
             'b_ndebug=if-release',
             'buildtype=debugoptimized',
             'cpp_rtti=false',
-            'cpp_std=c++20',
+            'cpp_std=c++23',
             'warning_level=3',
             'werror=true',
            ])
@@ -19,8 +19,8 @@
 
 # Validate the c++ Standard
 
-if get_option('cpp_std') != 'c++20'
-    error('This project requires c++20 support')
+if get_option('cpp_std') != 'c++23'
+    error('This project requires c++23 support')
 endif
 
 # Get compiler and default build type