Email Microservice

[omnipresent07]

Closes #3059

• Enhance POST endpoint for Sign to include email field
• Add record to kafka topic for emails at time of signins
• Build email microservice to read the kafka topic
• Send the email via SES and commit to kafka topic

[codecov]

Codecov Report

Merging #3095 into master will decrease coverage by 1.01%.
The diff coverage is 70.4%.

@@            Coverage Diff             @@
##           master    #3095      +/-   ##
==========================================
- Coverage   51.26%   50.24%   -1.02%     
==========================================
  Files         577      577              
  Lines       12458    11818     -640     
  Branches      294      298       +4     
==========================================
- Hits         6386     5938     -448     
+ Misses       6072     5880     -192

Impacted Files	Coverage Δ
common/src/main/scala/hmda/api/HmdaServer.scala	0% <ø> (ø)	⬆️
...cala/hmda/query/ts/TransmittalSheetConverter.scala	100% <ø> (ø)	⬆️
...in/scala/hmda/validation/rules/IfTsPresentIn.scala	100% <ø> (ø)	⬆️
...ssages/submission/SubmissionProcessingEvents.scala	0% <ø> (ø)	⬆️
.../main/scala/hmda/parser/filing/lar/LarParser.scala	82.05% <ø> (ø)	⬆️
.../main/scala/hmda/publication/HmdaPublication.scala	0% <ø> (ø)	⬆️
...ala/hmda/util/conversion/ColumnDataFormatter.scala	0% <ø> (ø)	⬆️
...main/scala/hmda/validation/dsl/PredicateHmda.scala	88.88% <ø> (ø)	⬆️
...mda/persistence/institution/InstitutionState.scala	75% <ø> (ø)	⬆️
...la/hmda/validation/engine/2019/LarEngine2019.scala	100% <ø> (ø)	⬆️
... and 372 more

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[PatrickGoRaft]

LGTM

[PatrickGoRaft]

KAFKA_EMAIL_TOPIC?