git: fixed to not use $root for the install location of gitweb files

Using $root breaks the installation when cross-compiling because git's
buildsystem seems DESTDIR aware.

develop/git/git.conf

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../git/git.conf
-# Copyright (C) 2007 - 2011 The OpenSDE Project
+# Copyright (C) 2007 - 2014 The OpenSDE Project
 #
 # More information can be found in the files COPYING and README.
 #
@@ -24,7 +24,7 @@ var_append makeopt ' ' 'gitweb'
 # install perl modules into 'vendor_perl' directory
 var_append makeinstopt ' ' "INSTALLDIRS=vendor"
 
-var_append makeinstopt ' ' 'gitwebdir=$root$docdir/gitweb'
+var_append makeinstopt ' ' 'gitwebdir=$docdir/gitweb'
 var_append makeinstopt ' ' 'install-gitweb'
 
 if pkginstalled -f asciidoc; then