compilers/rust: fix typo in standard description

mesonbuild/compilers/rust.py

diff --git a/mesonbuild/compilers/rust.py b/mesonbuild/compilers/rust.py
index 04d5c8a..8f7e165 100644
--- a/mesonbuild/compilers/rust.py
+++ b/mesonbuild/compilers/rust.py
@@ -147,7 +147,7 @@
         key = OptionKey('std', machine=self.for_machine, lang=self.language)
         return {
             key: coredata.UserComboOption(
-                'Rust Eddition to use',
+                'Rust edition to use',
                 ['none', '2015', '2018', '2021'],
                 'none',
             ),