node: fix indent

Formula/node.rb

@@ -5,9 +5,8 @@ class PythonVersion < Requirement
 
   satisfy { `python -c 'import sys;print(sys.version[:3])'`.strip.to_f >= 2.6 }
 
-  def message; <<-EOS.undent
-    Node's build system, gyp, requires Python 2.6 or newer.
-    EOS
+  def message;
+    "Node's build system, gyp, requires Python 2.6 or newer."
   end
 end
 
@@ -19,15 +18,15 @@ class NpmNotInstalled < Requirement
   end
 
   def message; <<-EOS.undent
-      The homebrew node recipe now (beginning with 0.8.0) comes with npm.
-      It appears you already have npm installed at #{modules_folder}/npm.
-      To use the npm that comes with this recipe,
-        first uninstall npm with `npm uninstall npm -g`.
-        Then run this command again.
+    The homebrew node recipe now (beginning with 0.8.0) comes with npm.
+    It appears you already have npm installed at #{modules_folder}/npm.
+    To use the npm that comes with this recipe,
+      first uninstall npm with `npm uninstall npm -g`.
+      Then run this command again.
 
-      If you would like to keep your installation of npm instead of
-        using the one provided with homebrew,
-        install the formula with the --without-npm option added.
+    If you would like to keep your installation of npm instead of
+      using the one provided with homebrew,
+      install the formula with the --without-npm option added.
     EOS
   end