micropython-lib: needs pcre

The micropython libs load libpcre dynamically using the foreign function
interface (libffi). Without pcre the build will succeed but at run time
anything that uses the 're' module will have issues.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/micropython-lib/Config.in

@@ -1,5 +1,6 @@
 config BR2_PACKAGE_MICROPYTHON_LIB
 	bool "micropython-lib"
+	select BR2_PACKAGE_PCRE
 	depends on BR2_PACKAGE_MICROPYTHON
 	help
 	  Core Python libraries ported to MicroPython.

package/micropython-lib/micropython-lib.mk

@@ -8,6 +8,7 @@ MICROPYTHON_LIB_VERSION = v1.8.2
 MICROPYTHON_LIB_SITE = $(call github,micropython,micropython-lib,$(MICROPYTHON_LIB_VERSION))
 MICROPYTHON_LIB_LICENSE = Python software foundation license v2 (some modules), MIT (everything else)
 MICROPYTHON_LIB_LICENSE_FILES = LICENSE
+MICROPYTHON_LIB_DEPENDENCIES = pcre
 
 define MICROPYTHON_LIB_INSTALL_TARGET_CMDS
 	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \