adol-c: use new openmp virtual package

also enable openmp for clangarm64 while at it.. let's see.

See https://github.com/msys2/MINGW-packages/issues/13783

mingw-w64-adol-c/PKGBUILD

@@ -4,12 +4,12 @@ _realname=adol-c
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=2.7.2
-pkgrel=5
+pkgrel=6
 pkgdesc='Automatic Differentiation of Algorithms written in C/C++ (mingw-w64)'
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32' 'clangarm64')
 depends=("${MINGW_PACKAGE_PREFIX}-boost"
-         $([[ ${MINGW_PACKAGE_PREFIX} != *-clang-*86* ]] || echo "${MINGW_PACKAGE_PREFIX}-openmp"))
+         "${MINGW_PACKAGE_PREFIX}-omp")
 makedepends=("${MINGW_PACKAGE_PREFIX}-autotools"
              "${MINGW_PACKAGE_PREFIX}-cc")
 license=('EPL')
@@ -27,11 +27,10 @@ build() {
   mkdir -p "${srcdir}/build-${MSYSTEM}" && cd "${srcdir}/build-${MSYSTEM}"
 
   local -a extra_config
-  if [[ ${MINGW_PACKAGE_PREFIX} == *86* ]]; then
-    extra_config+=(--with-openmp-flag="-fopenmp")
-    if [[ ${MINGW_PACKAGE_PREFIX} == *-clang-* ]]; then
-      LDFLAGS+=" -lomp"
-    fi
+
+  extra_config+=(--with-openmp-flag="-fopenmp")
+  if [[ ${MINGW_PACKAGE_PREFIX} == *-clang-* ]]; then
+    LDFLAGS+=" -lomp"
   fi
 
   ../${_realname}-releases-${pkgver}/configure \