package/grep: bump to version 3.7

Signed-off-by: Angelo Compagnucci <angelo@amarulasolutions.com>
Reviewed-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/grep/grep.hash

@@ -1,5 +1,5 @@
 # Locally calculated after checking signature
-# http://ftp.gnu.org/gnu/grep/grep-3.6.tar.xz.sig
+# http://ftp.gnu.org/gnu/grep/grep-3.7.tar.xz.sig
 # using key 155D3FC500C834486D1EEA677FD9FCCB000BEEEE
-sha256  667e15e8afe189e93f9f21a7cd3a7b3f776202f417330b248c2ad4f997d9373e  grep-3.6.tar.xz
+sha256  5c10da312460aec721984d5d83246d24520ec438dd48d7ab5a05dbc0d6d6823c  grep-3.7.tar.xz
 sha256  3972dc9744f6499f0f9b2dbf76696f2ae7ad8af9b23dde66d6af86c9dfb36986  COPYING

package/grep/grep.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GREP_VERSION = 3.6
+GREP_VERSION = 3.7
 GREP_SITE = $(BR2_GNU_MIRROR)/grep
 GREP_SOURCE = grep-$(GREP_VERSION).tar.xz
 GREP_LICENSE = GPL-3.0+