iOS, undo patch for libxslt

there is a new macro so that the patch is no longer needed

Change-Id: I6a2c63566052def1d1d1ea2eb7cc8005453b01d1

external/libxslt/UnpackedTarball_libxslt.mk

@@ -19,7 +19,6 @@ $(eval $(call gb_UnpackedTarball_add_patches,libxslt,\
 	external/libxslt/libxslt-msvc.patch.2 \
 	external/libxslt/libxslt-1.1.26-memdump.patch \
 	external/libxslt/rpath.patch.0 \
-	external/libxslt/iOS.patch.0 \
 ))
 
 # vim: set noet sw=4 ts=4:

external/libxslt/iOS.patch.0

---- config.sub
-+++ config.sub
-@@ -253,7 +253,7 @@
- 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
- 	| am33_2.0 \
- 	| arc | arceb \
--	| arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \
-+	| arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] | arm64 \
- 	| avr | avr32 \
- 	| be32 | be64 \
- 	| bfin \
-@@ -374,7 +374,7 @@
- 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
- 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
- 	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
--	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
-+	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* | arm64-* \
- 	| avr-* | avr32-* \
- 	| be32-* | be64-* \
- 	| bfin-* | bs2000-* \