Add some extra fields in the OpenStack Network Object: #2015

[micafer]

Add is_default and tags extra fields in the OpenStack Network Object

Description

Add is_default, description and tags extra fields in the OpenStack Network Object: #2015

Status

Replace this: describe the PR status. Examples:

• done, ready for review

Checklist (tick everything that applies)

• [x] Code linting (required, can be done after the PR checks)
• [ ] Documentation
• [x] Tests
• [ ] ICLA (required for bigger changes)

[codecov-commenter]

Codecov Report

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

Project coverage is 83.26%. Comparing base (0f3b1bc) to head (0cf0634).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## trunk #2016 +/- ## ======================================= Coverage 83.26% 83.26% ======================================= Files 353 353 Lines 81310 81327 +17 Branches 8565 8568 +3 ======================================= + Hits 67697 67714 +17 Misses 10823 10823 Partials 2790 2790 ``` | [Files](https://app.codecov.io/gh/apache/libcloud/pull/2016?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=apache) | Coverage Δ | | |---|---|---| | [libcloud/compute/drivers/openstack.py](https://app.codecov.io/gh/apache/libcloud/pull/2016?src=pr&el=tree&filepath=libcloud%2Fcompute%2Fdrivers%2Fopenstack.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=apache#diff-bGliY2xvdWQvY29tcHV0ZS9kcml2ZXJzL29wZW5zdGFjay5weQ==) | `84.99% <100.00%> (+0.06%)` | :arrow_up: | | [libcloud/test/compute/test\_openstack.py](https://app.codecov.io/gh/apache/libcloud/pull/2016?src=pr&el=tree&filepath=libcloud%2Ftest%2Fcompute%2Ftest_openstack.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=apache#diff-bGliY2xvdWQvdGVzdC9jb21wdXRlL3Rlc3Rfb3BlbnN0YWNrLnB5) | `94.57% <100.00%> (+0.03%)` | :arrow_up: |