Update to pcre2 10.39

recipes/pcre/recipe.sh

-VERSION=8.42
-TAR=https://ftp.pcre.org/pub/pcre/pcre-$VERSION.tar.bz2
+VERSION=10.39
+TAR=https://github.com/PhilipHazel/pcre2/releases/download/pcre2-${VERSION}/pcre2-${VERSION}.tar.bz2
 BUILD_DEPENDS=()
 
 function recipe_version {