package/go: bump version to 1.6.2

Golang has significant improvements to support for multiarch in later
versions. This bump is required to make many go programs functional
under arm64, for example.

Signed-off-by: Christian Stewart <christian@paral.in>
Acked-by: Geoff Levand <geoff@infradead.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/go/go.hash

@@ -1,2 +1,2 @@
 # Locally computed:
-sha256  754e06dab1c31ab168fc9db9e32596734015ea9e24bc44cae7f237f417ce4efe  go1.5.3.src.tar.gz
+sha256 787b0b750d037016a30c6ed05a8a70a91b2e9db4bd9b1a2453aa502a63f1bccc   go1.6.2.src.tar.gz

package/go/go.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GO_VERSION = 1.5.3
+GO_VERSION = 1.6.2
 GO_SITE = https://storage.googleapis.com/golang
 GO_SOURCE = go$(GO_VERSION).src.tar.gz