Add go flatbuffer rules

Change-Id: Ia80716772d09ccef6c4043b6e8ccb9321ed2f1e7
Signed-off-by: Alex Perry <alex.perry96@gmail.com>
diff --git a/build_tests/go_flatbuffer/go_fbs.go b/build_tests/go_flatbuffer/go_fbs.go
new file mode 100644
index 0000000..2e936c1
--- /dev/null
+++ b/build_tests/go_flatbuffer/go_fbs.go
@@ -0,0 +1,13 @@
+package main
+
+import (
+	build_tests "github.com/frc971/971-Robot-Code/build_tests/fbs"
+	flatbuffers "github.com/google/flatbuffers/go"
+)
+
+func main() {
+	builder := flatbuffers.NewBuilder(1024)
+	build_tests.FooStart(builder)
+	build_tests.FooAddValue(builder, 3)
+	build_tests.FooEnd(builder)
+}