Remove duplicated part of patch file

Author: ignisf

patches/arm/do-not-imply-vfp3-and-armv7.patch

@@ -1,15 +1,3 @@
-diff --git a/build/common.gypi b/build/common.gypi
-index 3a59639..594abe4 100644
---- a/build/common.gypi
-+++ b/build/common.gypi
-@@ -173,7 +173,6 @@
-           [ 'v8_use_arm_eabi_hardfloat=="true"', {
-             'defines': [
-               'USE_EABI_HARDFLOAT=1',
--              'CAN_USE_VFP2_INSTRUCTIONS',
-             ],
-             'target_conditions': [
-               ['_toolset=="target"', {
 diff --git a/build/standalone.gypi b/build/standalone.gypi
 index 125c5bf..9900c5b 100644
 --- a/build/standalone.gypi