package/pcre: bump version to 8.43

Release notes:
https://lists.exim.org/lurker/message/20190125.161413.ce45dfd2.en.html
https://lists.exim.org/lurker/message/20190223.165009.b0fb3c20.en.html

Updated license hash after update of copyright year in upstream commit
https://vcs.pcre.org/pcre/code/tags/pcre-8.43/LICENCE?r1=1749&r2=1734

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/pcre/pcre.hash

@@ -1,4 +1,4 @@
 # Locally calculated after checking pgp signature
-sha256 2cd04b7c887808be030254e8d77de11d3fe9d4505c39d4b15d2664ffe8bf9301  pcre-8.42.tar.bz2
+sha256 91e762520003013834ac1adb4a938d53b22a216341c061b0cf05603b290faf6b  pcre-8.43.tar.bz2
 # License files, locally calculated
-sha256 f998c0f52eb704eff28f503580cfca3f2547280aa212994f6cf2d8e317587c1c  LICENCE
+sha256 a5fce68baf797e0918463a4437ef75984c41118f43850ddeabda1b5a90154309  LICENCE

package/pcre/pcre.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-PCRE_VERSION = 8.42
+PCRE_VERSION = 8.43
 PCRE_SITE = https://ftp.pcre.org/pub/pcre
 PCRE_SOURCE = pcre-$(PCRE_VERSION).tar.bz2
 PCRE_LICENSE = BSD-3-Clause