Rename Addr_map_tag to Addr_tbl_tag
Rename Addr_map_tag to Addr_tbl_tag

Summary:
The name "addr map" was renamed to "addr tbl" during review on D24374023 (https://github.com/facebook/flow/commit/a9080e068e3f7ed7620456c16b3694e68a19e81d), but I
missed this one.

Reviewed By: nmote

Differential Revision: D25447326

fbshipit-source-id: 3a2a33dd0d787f04e4a8a51398f6affdcee74bef

nmote/flow,nmote/flow,nmote/flow,nmote/flow,nmote/flow,nmote/flow,nmote/flow