Fix: update init and readme notes for meson/pdm build (#5)

Author: lwasser

example5_meson/.mesonpy-native-file.ini

@@ -1,3 +1,2 @@
-
 [binaries]
-python = '/private/var/folders/r8/3vljpqb55psbgb1ghc2qsn700000gn/T/build-env-hhn5zprt/bin/python'
+python = '/private/var/folders/r8/3vljpqb55psbgb1ghc2qsn700000gn/T/build-env-f0ub2gg8/bin/python'

example5_meson/README.md

@@ -1,7 +1,10 @@
 # Pure python meson example 
 
-This 
+TO build with `build` you need to install meson python 
 `pip install meson-python`
 
-This creates a build using meson
+To build with meson run:
+`python -m build`
+
+This creates a build using meson - to run this you need to have ninja installed in your envt. 
 `pip install --no-build-isolation .`