package/slang: disable pcre module

The pcre package is unmaintained and will be removed from buildroot.

Slang has no support for pcre2 so we remove the pcre module.

For reference see:
https://fedoraproject.org/wiki/Changes/PcreDeprecation
https://bugzilla.redhat.com/show_bug.cgi?id=2128372
40c4fb0556

https://github.com/LibreELEC/LibreELEC.tv/pull/8299

https://packagehub.suse.com/packages/slang/2_3_3+git16_89d32bb-160000_2_2/

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/slang/slang.mk

@@ -10,7 +10,7 @@ SLANG_SITE = http://www.jedsoft.org/releases/slang
 SLANG_LICENSE = GPL-2.0+
 SLANG_LICENSE_FILES = COPYING
 SLANG_INSTALL_STAGING = YES
-SLANG_CONF_OPTS = --with-onig=no
+SLANG_CONF_OPTS = --with-onig=no --with-pcre=no
 SLANG_MAKE = $(MAKE1)
 
 # Racy and we don't have/do libtermcap
@@ -26,12 +26,6 @@ SLANG_DEPENDENCIES += libpng
 else
 SLANG_CONF_OPTS += --with-png=no
 endif
-ifeq ($(BR2_PACKAGE_PCRE),y)
-SLANG_CONF_OPTS += --with-pcre=$(STAGING_DIR)/usr
-SLANG_DEPENDENCIES += pcre
-else
-SLANG_CONF_OPTS += --with-pcre=no
-endif
 ifeq ($(BR2_PACKAGE_ZLIB),y)
 SLANG_CONF_OPTS += --with-z=$(STAGING_DIR)/usr
 SLANG_DEPENDENCIES += zlib