fix(FileTap): remove configuration

[paulswartz]

Asana Ticket: https://app.asana.com/0/584764604969369/1205748776837980/f

Since we're only running the FileTap server when it's enabled, we don't need additional configuration in the GenServer. This is on my for not more effectively testing it locally before putting up the various pull requests. I have tested this locally and it works.

[github-actions]

Coverage of commit 2b96842

Summary coverage rate:
  lines......: 93.3% (1382 of 1482 lines)
  functions..: 83.0% (445 of 536 functions)
  branches...: no data found

Files changed coverage rate:
                                                                    |Lines       |Functions  |Branches    
  Filename                                                          |Rate     Num|Rate    Num|Rate     Num
  ========================================================================================================
  lib/concentrate/producer/file_tap.ex                              |95.5%     22|90.0%    10|    -      0
  lib/concentrate/supervisor/pipeline.ex                            |97.3%     37| 100%    10|    -      0

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