development/google-go-lang: Fix build on i?86.

Apply same processor limits when building on i?86 as on arm.

Signed-off-by: Andrew Clemons <andrew.clemons@gmail.com>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

development/google-go-lang/google-go-lang.SlackBuild

@@ -106,9 +106,9 @@ export GOROOT="$(pwd)"
 # The value of GOROOT once the package is installed
 export GOROOT_FINAL="/usr/lib${LIBDIRSUFFIX}/go${VERSION}/go"
 
-if [ "$ARCH" = "arm" ]; then
-  export GOMAXPROCS=1
-fi
+case "$ARCH" in
+  arm|i?86) export GOMAXPROCS=1 ;;
+esac
 
 cd src