fix: warn on whitespace during landing (#438)

Author: codebytere

lib/landing_session.js

@@ -67,7 +67,7 @@ class LandingSession extends Session {
     cli.separator();
     // TODO: check that patches downloaded match metadata.commits
     try {
-      await forceRunAsync('git', ['am', '--whitespace=fix', this.patchPath], {
+      await forceRunAsync('git', ['am', this.patchPath], {
         ignoreFailure: false
       });
     } catch (ex) {
@@ -78,7 +78,6 @@ class LandingSession extends Session {
         await runAsync('git', [
           'am',
           '-3',
-          '--whitespace=fix',
           this.patchPath
         ]);
       } else {