opencv: update to 3.4.2.

[ci skip]

srcpkgs/opencv/template

@@ -1,7 +1,7 @@
 # Template file for 'opencv'
 pkgname=opencv
-version=3.4.1
-revision=2
+version=3.4.2
+revision=1
 build_style=cmake
 configure_args="-DENABLE_PRECOMPILED_HEADERS=OFF -DWITH_OPENMP=ON
  -DWITH_OPENCL=ON -DENABLE_CXX11=ON"
@@ -10,11 +10,11 @@ makedepends="ffmpeg-devel libpng-devel libjpeg-turbo-devel tiff-devel
  jasper-devel ocl-icd-devel libgomp-devel libopenexr-devel gtk+3-devel
  libgphoto2-devel gst-plugins-base1-devel openblas-devel"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
-homepage="http://opencv.org"
 license="BSD-3-Clause"
+homepage="https://opencv.org"
 short_desc="Computer vision and machine learning software library"
 distfiles="https://github.com/opencv/${pkgname}/archive/${version}.tar.gz"
-checksum=f1b87684d75496a1054405ae3ee0b6573acaf3dad39eaf4f1d66fdd7e03dc852
+checksum=81dbd5e7e9f8a4c936b94629bf4765745942a1d634ae38ec08bc57b73b28ffc5
 
 post_install() {
 	vlicense LICENSE