fixup pref

Author: ychin

src/MacVim/Base.lproj/FindAndReplace.xib

@@ -3,7 +3,6 @@
     <dependencies>
         <deployment version="1090" identifier="macosx"/>
         <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="17156"/>
-        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
         <customObject id="-2" userLabel="File's Owner" customClass="MMFindReplaceController">

src/MacVim/Base.lproj/Preferences.xib

@@ -3,7 +3,6 @@
     <dependencies>
         <deployment version="1090" identifier="macosx"/>
         <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="17156"/>
-        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
         <customObject id="-2" userLabel="File's Owner" customClass="MMPreferenceController">