Increase nailgun timeout to 3 minutes
Increase nailgun timeout to 3 minutes

Summary:
We see machines getting heavily loaded during a build that it might actually
freeze some processes for over 2 minutes, so here I increase this to 3 minutes.

Reviewed By: sbalabanov

fbshipit-source-id: d4fbe6eb38

romanoid/buck,Addepar/buck,Addepar/buck,brettwooldridge/buck,romanoid/buck,facebook/buck,brettwooldridge/buck,JoelMarcey/buck,zpao/buck,kageiit/buck,SeleniumHQ/buck,Addepar/buck,romanoid/buck,rmaz/buck,JoelMarcey/buck,Addepar/buck,brettwooldridge/buck,romanoid/buck,brettwooldridge/buck,brettwooldridge/buck,rmaz/buck,nguyentruongtho/buck,JoelMarcey/buck,Addepar/buck,facebook/buck,brettwooldridge/buck,Addepar/buck,Addepar/buck,romanoid/buck,JoelMarcey/buck,nguyentruongtho/buck,rmaz/buck,SeleniumHQ/buck,JoelMarcey/buck,facebook/buck,rmaz/buck,SeleniumHQ/buck,SeleniumHQ/buck,nguyentruongtho/buck,JoelMarcey/buck,kageiit/buck,SeleniumHQ/buck,zpao/buck,SeleniumHQ/buck,JoelMarcey/buck,zpao/buck,brettwooldridge/buck,JoelMarcey/buck,Addepar/buck,Addepar/buck,Addepar/buck,romanoid/buck,JoelMarcey/buck,SeleniumHQ/buck,brettwooldridge/buck,romanoid/buck,romanoid/buck,Addepar/buck,SeleniumHQ/buck,romanoid/buck,romanoid/buck,zpao/buck,Addepar/buck,facebook/buck,JoelMarcey/buck,kageiit/buck,brettwooldridge/buck,zpao/buck,zpao/buck,rmaz/buck,brettwooldridge/buck,rmaz/buck,SeleniumHQ/buck,SeleniumHQ/buck,SeleniumHQ/buck,brettwooldridge/buck,rmaz/buck,romanoid/buck,kageiit/buck,romanoid/buck,brettwooldridge/buck,rmaz/buck,rmaz/buck,nguyentruongtho/buck,facebook/buck,rmaz/buck,SeleniumHQ/buck,kageiit/buck,JoelMarcey/buck,kageiit/buck,JoelMarcey/buck,nguyentruongtho/buck,nguyentruongtho/buck,Addepar/buck,rmaz/buck,rmaz/buck,JoelMarcey/buck,SeleniumHQ/buck,rmaz/buck,romanoid/buck,zpao/buck,nguyentruongtho/buck,facebook/buck,facebook/buck,kageiit/buck,brettwooldridge/buck