Apply suggestions from code review

Co-authored-by: Paul Moore <p.f.moore@gmail.com>

Author: brettcannon

source/specifications/declaring-project-metadata.rst

@@ -114,7 +114,7 @@ tools MUST raise an error for unsupported content-types.
 The Python version requirements of the project.
 
 
-``licene``
+``license``
 ==========
 
 - TOML_ type: table