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/tools/misc/lbdb/add-methods-to-rc.patch

@@ -0,0 +1,11 @@
+--- a/lbdb.rc.in
++++ b/lbdb.rc.in
+@@ -40,7 +40,7 @@
+ # - m_vcf        search a vcard (according to RFC2426) file.
+ # - m_khard      search a CardDAV address book via khard
+ 
+-METHODS="m_inmail m_passwd m_finger"
++METHODS="@MODULES@"
+ 
+ 
+ #