Adds outbox metadata fields

[elena-kolevska]

Description

Adds metadata fields needed for the outbox pattern

Checklist

• Code compiles correctly
• Created/updated tests
• Extended the documentation / Created issue in the https://github.com/dapr/docs/ repo: dapr/docs#[issue number]

[ItalyPaleAle]

Why is this PR targeting release-1.12?

[codecov]

Codecov Report

Attention: 507 lines in your changes are missing coverage. Please review.

Comparison is base (5384d54) 34.94% compared to head (888482d) 35.46%.
Report is 15 commits behind head on master.

❗ Current head 888482d differs from pull request most recent head 086aacb. Consider uploading reports for the commit 086aacb to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3186      +/-   ##
==========================================
+ Coverage   34.94%   35.46%   +0.52%     
==========================================
  Files         241      240       -1     
  Lines       29914    29442     -472     
==========================================
- Hits        10453    10443      -10     
+ Misses      18579    18118     -461     
+ Partials      882      881       -1     

Files	Coverage Δ
bindings/influx/influx.go	56.62% <ø> (ø)
configuration/azure/appconfig/appconfig.go	72.86% <ø> (ø)
internal/component/postgresql/metadata.go	85.71% <100.00%> (ø)
metadata/utils.go	63.82% <100.00%> (+0.75%)	⬆️
nameresolution/consul/configuration.go	94.82% <100.00%> (+0.13%)	⬆️
state/sqlite/sqlite_metadata.go	88.46% <100.00%> (+34.22%)	⬆️
internal/component/postgresql/postgresql_query.go	61.42% <0.00%> (ø)
state/postgresql/postgresql.go	0.00% <0.00%> (ø)
state/cockroachdb/cockroachdb.go	0.00% <0.00%> (ø)
state/sqlite/sqlite_migrations.go	90.32% <89.65%> (+20.72%)	⬆️
... and 9 more

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[elena-kolevska]

Why is this PR targeting release-1.12?

Thanks for the review @ItalyPaleAle. I moved it to master.

[ItalyPaleAle]

LGTM thanks!