Sets Blimp fyi bot to use goma

BUG=614813

Review-Url: https://codereview.chromium.org/2013983002
Cr-Original-Commit-Position: refs/heads/master@{#396049}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: c44d3d15bc6bf9d09a3d5244f4f240ce1731db58

args/bots/chromium.fyi/blimp_linux_dbg.gn

@@ -1,2 +1,4 @@
 import("//build/args/blimp_engine.gn")
 is_debug = true
+use_goma = true
+is_component_build = true