package/go: security bump to version 1.18.2

Includes security fixes to the syscall package, as well as bug fixes to the
compiler, runtime, the go command, and the crypto/x509, go/types,
net/http/httptest, reflect, and sync/atomic packages.

Signed-off-by: Joel Stanley <joel@jms.id.au>
[Peter: mark as security fix]
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/go/go.hash

@@ -1,3 +1,3 @@
 # From https://golang.org/dl/
-sha256  efd43e0f1402e083b73a03d444b7b6576bb4c539ac46208b63a916b69aca4088  go1.18.1.src.tar.gz
+sha256  2c44d03ea2c34092137ab919ba602f2c261a038d08eb468528a3f3a28e5667e2  go1.18.2.src.tar.gz
 sha256  2d36597f7117c38b006835ae7f537487207d8ec407aa9d9980794b2030cbc067  LICENSE

package/go/go.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GO_VERSION = 1.18.1
+GO_VERSION = 1.18.2
 GO_SITE = https://storage.googleapis.com/golang
 GO_SOURCE = go$(GO_VERSION).src.tar.gz