cairomm: update to 1.12.2 (#3818)

This updates cairomm to 1.12.2.

mingw-w64-cairomm/PKGBUILD

@@ -3,8 +3,8 @@
 _realname=cairomm
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
-pkgver=1.12.0
-pkgrel=2
+pkgver=1.12.2
+pkgrel=1
 pkgdesc="C++ bindings to Cairo vector graphics library (mingw-w64)"
 arch=('any')
 url="https://www.cairographics.org/"
@@ -13,7 +13,7 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-gcc" "${MINGW_PACKAGE_PREFIX}-pkg-config"
 depends=( "${MINGW_PACKAGE_PREFIX}-libsigc++" "${MINGW_PACKAGE_PREFIX}-cairo")
 options=(strip staticlibs)
 source=("https://www.cairographics.org/releases/cairomm-${pkgver}.tar.gz")
-sha256sums=('50435aec6fdd976934b791e808993160113ad19ca53a5634a9b64ccbe55874cc')
+sha256sums=('45c47fd4d0aa77464a75cdca011143fea3ef795c4753f6e860057da5fb8bd599')
 
 build() {
   CPPFLAGS+=" -D_REENTRANT -D_POSIX_SOURCE"