Remove support for redis deduplication

[relud]

marking draft because this should not be merged until redis is actually disabled.

[jklukas]

Looks good. We'll also need to make sure that the deploy logic is no longer referencing these options before merging.

[codecov-io]

Codecov Report

Merging #1583 (20836e1) into master (608089c) will decrease coverage by 3.87%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #1583      +/-   ##
============================================
- Coverage     86.15%   82.28%   -3.88%     
+ Complexity      764      658     -106     
============================================
  Files           110       81      -29     
  Lines          4608     3454    -1154     
  Branches        427      374      -53     
============================================
- Hits           3970     2842    -1128     
+ Misses          498      487      -11     
+ Partials        140      125      -15     

Flag	Coverage Δ	Complexity Δ
ingestion_beam	82.28% <ø> (-0.01%)	0.00 <ø> (ø)
ingestion_edge	?	?
ingestion_sink	?	?

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Impacted Files	Coverage Δ	Complexity Δ
...m/src/main/java/com/mozilla/telemetry/Decoder.java	97.29% <ø> (-0.14%)	10.00 <0.00> (ø)
...c/main/java/com/mozilla/telemetry/Republisher.java	100.00% <ø> (ø)	12.00 <0.00> (ø)
.../com/mozilla/telemetry/decoder/DecoderOptions.java	100.00% <ø> (ø)	2.00 <0.00> (-1.00)
...illa/telemetry/republisher/RepublisherOptions.java	100.00% <ø> (ø)	2.00 <0.00> (-2.00)
...tion/core/transform/PubsubMessageToObjectNode.java	72.02% <0.00%> (-11.89%)	3.00% <0.00%> (ø%)
...etry/ingestion/core/util/DerivedAttributesMap.java	96.00% <0.00%> (-4.00%)	15.00% <0.00%> (-1.00%)
...com/mozilla/telemetry/ingestion/sink/util/Env.java
ingestion-edge/ingestion_edge/flush.py
ingestion-edge/ingestion_edge/flush_manager.py
...a/telemetry/ingestion/sink/io/WriteWithErrors.java
... and 24 more

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