Fix typo in release note snippet for get_unquoted
Grammar is still a bit fractured, but I'm not entirely sure what it's trying to say.
-# `get_unquoted()` mehod for the `configuration` data object
+# `get_unquoted()` method for the `configuration` data object
-New convenience method that allow reusing a variable value
+New convenience method that allows reusing a variable value
defined quoted. Useful in C for config.h strings for example.
