uci2: update revision

Pull in new API function from upstream.

Signed-off-by: Jakov Petrina <jakov.petrina@sartura.hr>

libs/uci2/Makefile

@@ -6,8 +6,8 @@ PKG_RELEASE:=1
 
 PKG_SOURCE_URL:=https://github.com/sartura/uci2.git
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_VERSION:=24b7471a0aead99115c189f04236f5fe52492579
-PKG_MIRROR_HASH:=ea8f4627163ce40f62393a87a0155869f034bb78c9f7fb644f18461cbdaf5333
+PKG_SOURCE_VERSION:=ccaf6778c00e366c55940a26db510eb44cf4f5e7
+PKG_MIRROR_HASH:=ee64aea6f0470fbc2d6c7cb35cc6df412e6c85a1739869b64bb1451564445438
 
 PKG_MAINTAINER:=Jakov Petrina <jakov.petrina@sartura.hr>
 PKG_LICENSE:=BSD-3-Clause