linux-pam: bump to version 1.1.8

Bump version to fix compile error with 1.1.7.

Signed-off-by: Clayton Shotwell <clshotwe@rockwellcollins.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/linux-pam/linux-pam.mk

@@ -4,7 +4,7 @@
 # 
 ################################################################################
 
-LINUX_PAM_VERSION = 1.1.7
+LINUX_PAM_VERSION = 1.1.8
 LINUX_PAM_SOURCE = Linux-PAM-$(LINUX_PAM_VERSION).tar.bz2
 LINUX_PAM_SITE = http://linux-pam.org/library/
 LINUX_PAM_INSTALL_STAGING = YES