BUG: fix minor typo in pyproject.toml

Author: dnicolodi

pyproject.toml

@@ -20,7 +20,7 @@ requires-python = '>= 3.7'
 license = { file = 'LICENSES/MIT.txt' }
 keywords = ['meson', 'build', 'backend', 'pep517', 'package']
 maintainers = [
-  { name = 'Ralf Gommers ', email = 'ralf.gommers@gmail.com' },
+  { name = 'Ralf Gommers', email = 'ralf.gommers@gmail.com' },
   { name = 'Daniele Nicolodi', email = 'daniele@grinta.net' },
   { name = 'Henry Schreiner', email = 'HenrySchreinerIII@gmail.com' },
   { name = 'Thomas Li', email = '47963215+lithomas1@users.noreply.github.com' },