add Account to Owner Serializer

[nora-codecov]

Purpose/Motivation

Provide read-only access to an Org's Account (if they have one)

Links to relevant tickets

Part of https://github.com/codecov/engineering-team/issues/2060

What does this PR do?

If your Org gets the "Enterprise Experience", you can access the details about your Account via the account-details endpoint

[codecov-notifications[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

:white_check_mark: All tests successful. No failed tests found.

:loudspeaker: Thoughts on this report? Let us know!

[codecov-public-qa[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 91.72%. Comparing base (4a45617) to head (3288efa).

:white_check_mark: All tests successful. No failed tests found.

@@            Coverage Diff             @@
##             main     #712      +/-   ##
==========================================
+ Coverage   91.71%   91.72%   +0.01%     
==========================================
  Files         632      633       +1     
  Lines       17039    17060      +21     
==========================================
+ Hits        15628    15649      +21     
  Misses       1411     1411              

Flag	Coverage Δ
unit	91.72% <100.00%> (+0.01%)	:arrow_up:
unit-latest-uploader	91.72% <100.00%> (+0.01%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
api/internal/account/serializers.py	100.00% <100.00%> (ø)
api/internal/owner/serializers.py	99.03% <100.00%> (+<0.01%)	:arrow_up:

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 96.02%. Comparing base (4a45617) to head (3288efa).

:white_check_mark: All tests successful. No failed tests found.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #712 +/- ## ================================================ + Coverage 96.01000 96.02000 +0.01000 ================================================ Files 814 815 +1 Lines 18390 18411 +21 ================================================ + Hits 17658 17679 +21 Misses 732 732 ``` | [Flag](https://app.codecov.io/gh/codecov/codecov-api/pull/712/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codecov) | Coverage Δ | | |---|---|---| | [unit](https://app.codecov.io/gh/codecov/codecov-api/pull/712/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codecov) | `91.72% <100.00%> (+0.01%)` | :arrow_up: | | [unit-latest-uploader](https://app.codecov.io/gh/codecov/codecov-api/pull/712/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codecov) | `91.72% <100.00%> (+0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codecov#carryforward-flags-in-the-pull-request-comment) to find out more.

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[codecov-qa[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 91.72%. Comparing base (4a45617) to head (3288efa).

:white_check_mark: All tests successful. No failed tests found.

@@            Coverage Diff             @@
##             main     #712      +/-   ##
==========================================
+ Coverage   91.71%   91.72%   +0.01%     
==========================================
  Files         632      633       +1     
  Lines       17039    17060      +21     
==========================================
+ Hits        15628    15649      +21     
  Misses       1411     1411              

Flag	Coverage Δ
unit	91.72% <100.00%> (+0.01%)	:arrow_up:
unit-latest-uploader	91.72% <100.00%> (+0.01%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
api/internal/account/serializers.py	100.00% <100.00%> (ø)
api/internal/owner/serializers.py	99.03% <100.00%> (+<0.01%)	:arrow_up:

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[nora-codecov]

going to take this down - applications team can bring it back up when they're ready to build the Enterprise Experience 👍