package/mongodb: needs PCRE with UTF support

mongodb needs PCRE with UTF-8 support, see:
https://docs.mongodb.com/manual/reference/operator/query/regex/

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/mongodb/Config.in

@@ -20,6 +20,7 @@ config BR2_PACKAGE_MONGODB
 	select BR2_PACKAGE_BOOST_PROGRAM_OPTIONS
 	select BR2_PACKAGE_BOOST_SYSTEM
 	select BR2_PACKAGE_PCRE
+	select BR2_PACKAGE_PCRE_UTF # runtime
 	select BR2_PACKAGE_SNAPPY
 	select BR2_PACKAGE_SQLITE
 	select BR2_PACKAGE_YAML_CPP