[ADL] Refactoring changes in order to match with Ben's refactoring changes

[AutorestCI]

Generated from RestAPI PR: Azure/azure-rest-api-specs#1452

[codecov-io]

Codecov Report

Merging #1320 into master will increase coverage by 0.01%.
The diff coverage is 74.85%.

@@            Coverage Diff             @@
##           master    #1320      +/-   ##
==========================================
+ Coverage   56.04%   56.06%   +0.01%     
==========================================
  Files        2691     2694       +3     
  Lines       71246    71286      +40     
==========================================
+ Hits        39932    39966      +34     
- Misses      31314    31320       +6

Impacted Files	Coverage Δ
...datalake/store/models/trusted_id_provider_paged.py	80% <ø> (ø)	⬆️
...e/analytics/account/models/sas_token_info_paged.py	80% <ø> (ø)	⬆️
...e/analytics/account/models/compute_policy_paged.py	100% <ø> (ø)	⬆️
...nalytics/account/models/storage_container_paged.py	80% <ø> (ø)	⬆️
...count/models/data_lake_store_account_info_paged.py	80% <ø> (ø)	⬆️
...ke/analytics/account/models/firewall_rule_paged.py	80% <ø> (ø)	⬆️
.../mgmt/datalake/store/models/firewall_rule_paged.py	80% <ø> (ø)	⬆️
...ytics/account/models/storage_account_info_paged.py	80% <ø> (ø)	⬆️
...lake/analytics/account/models/storage_container.py	55.55% <0%> (ø)	⬆️
...mt/datalake/store/operations/account_operations.py	81.81% <100%> (ø)	⬆️
... and 22 more

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[begoldsm]

I am closing this PR as I am working with @ro-joowan to manually generate an aggregated ADL python SDK update.