opencv4: move cmake files to -devel package

[ci skip]

srcpkgs/opencv4/template

@@ -1,7 +1,7 @@
 # Template file for 'opencv4'
 pkgname=opencv4
 version=4.3.0
-revision=1
+revision=2
 wrksrc=opencv-${version}
 build_style=cmake
 configure_args="-DENABLE_PRECOMPILED_HEADERS=OFF -DWITH_OPENMP=ON -DWITH_OPENCL=ON
@@ -44,6 +44,7 @@ libopencv4-devel_package() {
 	depends="libopencv4>=${version}_${revision}"
 	pkg_install() {
 		vmove usr/include
+		vmove usr/lib/cmake
 		vmove usr/lib/pkgconfig
 		vmove usr/lib/*.so
 		vmove usr/share/opencv4