uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/os-specific/linux/hibernate/hibernate.patch

@@ -0,0 +1,37 @@
+--- hibernate-script-1.98.1/hibernate.sh	2008-03-31 09:40:29.000000000 +0200
++++ hibernate-script-1.98.1/hibernate.sh	2008-04-01 18:24:23.000000000 +0200
+@@ -224,7 +224,7 @@ FindXServer() {
+ 
+ 	    xauth="`get_env_var_of_process $xpid XAUTHORITY`"
+ 	    xhome="`get_env_var_of_process $xpid HOME`"
+-	    xuser=`/bin/ls -ld /proc/$xpid/ | awk '{print $3}'`
++	    xuser=`ls -ld /proc/$xpid/ | awk '{print $3}'`
+ 	    [ -z $xauth ] && [ -n $xhome ] && [ -f $xhome/.Xauthority ] && xauth=$xhome/.Xauthority
+ 
+ 	    [ -z $xauth ] && continue
+@@ -273,14 +273,14 @@ UsingSuspendMethod() {
+ # chain.
+ SortSuspendBits() {
+     # explicit path required to be ash compatible.
+-    /bin/echo -ne "$SUSPEND_BITS" | sort -n
++    echo -ne "$SUSPEND_BITS" | sort -n
+ }
+ 
+ # SortResumeBits: Returns a list of functions registered in the correct order
+ # to call for resuming, prefixed by their position number.
+ SortResumeBits() {
+     # explicit path required to be ash compatible.
+-    /bin/echo -ne "$RESUME_BITS" | sort -rn
++    echo -ne "$RESUME_BITS" | sort -rn
+ }
+ 
+ # WrapHelpText: takes text from stdin, wraps it with an indent of 5 and width
+@@ -557,7 +557,7 @@ LoadScriptlets() {
+     CURRENT_SOURCED_SCRIPTLET=""
+     for scriptlet_dir in $SCRIPTLET_PATH ; do
+ 	[ -d "$scriptlet_dir" ] || continue
+-	[ -z "`/bin/ls -1 $scriptlet_dir`" ] && continue
++	[ -z "`ls -1 $scriptlet_dir`" ] && continue
+ 	for scriptlet in $scriptlet_dir/* ; do
+ 	    # Avoid editor backup files.
+ 	    case "$scriptlet" in *~|*.bak) continue ;; esac