Add a patch to customize path to pcre-config or pcre2-config instead of
messing with PCREDIR, PCRE2DIR and PCRE2_LDFLAGS variables
Fixes:
- http://autobuild.buildroot.net/results/490bc87b43074623d2338cfd2acb77d5de0abaa6
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>