go-ipfs: revbump for go 1.21

srcpkgs/go-ipfs/template

@@ -1,7 +1,7 @@
 # Template file for 'go-ipfs'
 pkgname=go-ipfs
 version=0.11.0
-revision=1
+revision=2
 build_style=go
 go_import_path="github.com/ipfs/go-ipfs"
 go_package="${go_import_path}/cmd/ipfs"
@@ -23,6 +23,7 @@ pre_build() {
 	if [ "$CROSS_BUILD" ]; then
 		export CGO_ENABLED=0
 	fi
+	export GOTOOLCHAIN="go1.16"
 }
 
 post_install() {