Removed MrSid build argument from gdal package

packages/gdal.rb

@@ -12,7 +12,7 @@ class Gdal < Package
   depends_on 'libxml2'
 
   def self.build
-    system "./configure --libdir=/usr/local/lib64/ CC=\"gcc -m64\" CFLAGS=\" -fPIC\" --with-png=internal --with-libtiff=internal --with-geotiff=internal --with-jpeg=internal --with-gif=internal --with-curl=/usr/local/bin/curl-config --with-geos=/usr/local/bin/geos-config --with-static-proj4=/usr/local/share/proj --with-python --with-mrsid=/home/chronos/user/Downloads/mrsid/MrSID_DSDK-9.1.0.4045-linux.x86-64.gcc44/Raster_DSDK"
+    system "./configure --libdir=/usr/local/lib64/ CC=\"gcc -m64\" CFLAGS=\" -fPIC\" --with-png=internal --with-libtiff=internal --with-geotiff=internal --with-jpeg=internal --with-gif=internal --with-curl=/usr/local/bin/curl-config --with-geos=/usr/local/bin/geos-config --with-static-proj4=/usr/local/share/proj --with-python"
     system "make"
   end