Update to package:process v1.0.1 (#7607)

packages/flutter_tools/lib/src/ios/mac.dart

diff --git a/packages/flutter_tools/lib/src/ios/mac.dart b/packages/flutter_tools/lib/src/ios/mac.dart
index 191d7bd..0a451ce 100644
--- a/packages/flutter_tools/lib/src/ios/mac.dart
+++ b/packages/flutter_tools/lib/src/ios/mac.dart
@@ -41,7 +41,7 @@
       } else {
         try {
           printTrace('xcrun clang');
-          ProcessResult result = processManager.runSync('/usr/bin/xcrun', <String>['clang']);
+          ProcessResult result = processManager.runSync(<String>['/usr/bin/xcrun', 'clang']);
 
           if (result.stdout != null && result.stdout.contains('license'))
             _eulaSigned = false;