[SQL] Add swagger changes for zone redundancy property to databases, elastic pools and editions

[AutorestCI]

Generated from RestAPI PR: Azure/azure-rest-api-specs#1813

[codecov-io]

Codecov Report

Merging #1546 into master will decrease coverage by 0.53%.
The diff coverage is 60%.

@@            Coverage Diff            @@
##           master   #1546      +/-   ##
=========================================
- Coverage   54.24%   53.7%   -0.54%     
=========================================
  Files        3585    3586       +1     
  Lines       88224   91375    +3151     
=========================================
+ Hits        47854   49075    +1221     
- Misses      40370   42300    +1930

Impacted Files	Coverage Δ
...t-sql/azure/mgmt/sql/models/data_masking_policy.py	41.66% <ø> (ø)	⬆️
...t-sql/azure/mgmt/sql/models/max_size_capability.py	62.5% <ø> (ø)	⬆️
...e-mgmt-sql/azure/mgmt/sql/models/import_request.py	50% <ø> (ø)	⬆️
...ure/mgmt/sql/operations/capabilities_operations.py	41.37% <ø> (ø)	⬆️
azure-mgmt-sql/azure/mgmt/sql/models/metric.py	45.45% <ø> (ø)	⬆️
...re/mgmt/sql/operations/server_usages_operations.py	93.75% <ø> (ø)	⬆️
...perations/server_communication_links_operations.py	17.39% <ø> (ø)	⬆️
.../azure/mgmt/sql/models/server_connection_policy.py	55.55% <ø> (ø)	⬆️
...l/azure/mgmt/sql/operations/database_operations.py	28.26% <ø> (ø)	⬆️
...-sql/azure/mgmt/sql/models/service_tier_advisor.py	20% <ø> (ø)	⬆️
... and 184 more

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[lmazuel]

Broken PR from a broken rebase
See #1550