spelling: toolchain

Signed-off-by: Josh Soref <[email protected]>

Author: jsoref

utils/swift_build_support/swift_build_support/products/swiftsyntax.py

@@ -102,7 +102,7 @@ def should_install(self, host_target):
 
     def install(self, target_name):
         # SwiftSyntax doesn't produce any products that should be installed
-        # into the toolchein. All tools using it link against SwiftSyntax
+        # into the toolchain. All tools using it link against SwiftSyntax
         # statically.
         pass