golang: update to version 1.18.8

Fixes following CVEs:
- CVE-2022-32189 (version 1.18.5 [1]]
- CVE-2022-27664 (version 1.18.6 [2])
- CVE-2022-32190 (version 1.18.6 [2])
- CVE-2022-2879 (version 1.18.7 [3])
- CVE-2022-2880 (version 1.18.7 [3])
- CVE-2022-41715 (version 1.18.7 [3])
- CVE-2022-41716 (version 1.18.8 [4])

and refreshed patch

[1] https://groups.google.com/g/golang-announce/c/YqYYG87xB10
[2] https://groups.google.com/g/golang-announce/c/x49AQzIVX-s
[3] https://groups.google.com/g/golang-announce/c/xtuG5faxtaU
[4] https://groups.google.com/g/golang-announce/c/mbHY1UY3BaM

Signed-off-by: Josef Schlehofer <pepe.schlehofer@gmail.com>

lang/golang/golang/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 GO_VERSION_MAJOR_MINOR:=1.18
-GO_VERSION_PATCH:=4
+GO_VERSION_PATCH:=8
 
 PKG_NAME:=golang
 PKG_VERSION:=$(GO_VERSION_MAJOR_MINOR)$(if $(GO_VERSION_PATCH),.$(GO_VERSION_PATCH))
@@ -20,7 +20,7 @@ GO_SOURCE_URLS:=https://dl.google.com/go/ \
 
 PKG_SOURCE:=go$(PKG_VERSION).src.tar.gz
 PKG_SOURCE_URL:=$(GO_SOURCE_URLS)
-PKG_HASH:=4525aa6b0e3cecb57845f4060a7075aafc9ab752bb7b6b4cf8a212d43078e1e4
+PKG_HASH:=1f79802305015479e77d8c641530bc54ec994657d5c5271e0172eb7118346a12
 
 PKG_MAINTAINER:=Jeffery To <jeffery.to@gmail.com>
 PKG_LICENSE:=BSD-3-Clause

lang/golang/golang/patches/001-cmd-link-use-gold-on-ARM-ARM64-only-if-gold-is-available.patch

@@ -13,7 +13,7 @@ Fixes #22040.
 
 --- a/src/cmd/link/internal/ld/lib.go
 +++ b/src/cmd/link/internal/ld/lib.go
-@@ -1393,25 +1393,20 @@ func (ctxt *Link) hostlink() {
+@@ -1392,25 +1392,20 @@ func (ctxt *Link) hostlink() {
  		}
  
  		if ctxt.Arch.InFamily(sys.ARM, sys.ARM64) && buildcfg.GOOS == "linux" {