package/tree: bump to version 2.2.1

Changelog:
https://github.com/Old-Man-Programmer/tree/blob/2.2.1/CHANGES

Signed-off-by: Kadambini Nema <kadambini.nema@gmail.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/tree/tree.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  d3c3d55f403af7c76556546325aa1eca90b918cbaaf6d3ab60a49d8367ab90d5  tree-2.1.1.tgz
+sha256  68ac45dc78c0c311ada06200ffc3c285e74223ba208061f8d15ffac25e44b2ec  tree-2.2.1.tgz
 sha256  204d8eff92f95aac4df6c8122bc1505f468f3a901e5a4cc08940e0ede1938994  LICENSE

package/tree/tree.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-TREE_VERSION = 2.1.1
+TREE_VERSION = 2.2.1
 TREE_SOURCE = tree-$(TREE_VERSION).tgz
 TREE_SITE = http://oldmanprogrammer.net/tar/tree
 TREE_LICENSE = GPL-2.0+