golang: Bump to version 1.12

Signed-off-by: Xingwang Liao <kuoruan@gmail.com>

lang/golang/golang-version.mk

@@ -10,5 +10,5 @@ ifeq ($(origin GO_INCLUDE_DIR),undefined)
 endif
 
 
-GO_VERSION_MAJOR_MINOR:=1.11
-GO_VERSION_PATCH:=5
+GO_VERSION_MAJOR_MINOR:=1.12
+GO_VERSION_PATCH:=

lang/golang/golang/Makefile

@@ -18,7 +18,7 @@ GO_SOURCE_URLS:=https://dl.google.com/go/ \
 
 PKG_SOURCE:=go$(PKG_VERSION).src.tar.gz
 PKG_SOURCE_URL:=$(GO_SOURCE_URLS)
-PKG_HASH:=bc1ef02bb1668835db1390a2e478dcbccb5dd16911691af9d75184bbe5aa943e
+PKG_HASH:=09c43d3336743866f2985f566db0520b36f4992aea2b4b2fd9f52f17049e88f2
 
 PKG_LICENSE:=BSD-3-Clause
 PKG_LICENSE_FILES:=LICENSE