Add foo_LICENSE_FILES for all OpenPOWER projects that are missing them

Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
diff --git a/openpower/package/libflash/libflash.mk b/openpower/package/libflash/libflash.mk
index f39e8c8..a76aa4d 100644
--- a/openpower/package/libflash/libflash.mk
+++ b/openpower/package/libflash/libflash.mk
@@ -10,6 +10,8 @@
 LIBFLASH_INSTALL_STAGING = YES
 LIBFLASH_INSTALL_TARGET = YES
 
+LIBFLASH_LICENSE_FILES = LICENCE
+
 LIBFLASH_MAKE_OPTS += CC="$(TARGET_CC)" LD="$(TARGET_LD)" \
 		     AS="$(TARGET_AS)" AR="$(TARGET_AR)" NM="$(TARGET_NM)" \
 		     OBJCOPY="$(TARGET_OBJCOPY)" OBJDUMP="$(TARGET_OBJDUMP)" \