[DOCS] Update Data Doc site configuration page

[joshua-stauffer]

GX V1 only supports writing Data Doc sites to a local filesystem. This PR updates the corresponding docs to reflect that.

• Description of PR changes above includes a link to an existing GitHub issue
• PR title is prefixed with one of: [BUGFIX], [FEATURE], [DOCS], [MAINTENANCE], [CONTRIB]
• Code is linted - run invoke lint (uses ruff format + ruff check)
• Appropriate tests and docs have been updated

For more information about contributing, see Contribute.

After you submit your PR, keep the page open and monitor the statuses of the various checks made by our continuous integration process at the bottom of the page. Please fix any issues that come up and reach out on Slack if you need help. Thanks for contributing!

[netlify]

✅ Deploy Preview for niobium-lead-7998 canceled.

Name	Link
🔨 Latest commit	3ef1986
🔍 Latest deploy log	https://app.netlify.com/sites/niobium-lead-7998/deploys/67127e8b2ec2cc000879e283

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.11%. Comparing base (65f6abb) to head (3ef1986).
Report is 2 commits behind head on develop.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop   #10536   +/-   ##
========================================
  Coverage    80.11%   80.11%           
========================================
  Files          461      461           
  Lines        39991    39991           
========================================
  Hits         32038    32038           
  Misses        7953     7953           

Flag	Coverage Δ
3.10	67.74% <ø> (ø)
3.10 athena or openpyxl or pyarrow or project or sqlite or aws_creds	?
3.10 aws_deps	?
3.10 big	?
3.10 clickhouse	?
3.10 filesystem	?
3.10 mssql	?
3.10 mysql	?
3.10 postgresql	?
3.10 spark_connect	?
3.10 trino	?
3.11	67.73% <ø> (ø)
3.11 athena or openpyxl or pyarrow or project or sqlite or aws_creds	?
3.11 aws_deps	?
3.11 big	?
3.11 clickhouse	?
3.11 filesystem	?
3.11 mssql	?
3.11 mysql	?
3.11 postgresql	?
3.11 spark_connect	?
3.11 trino	?
3.12	67.74% <ø> (ø)
3.12 athena or openpyxl or pyarrow or project or sqlite or aws_creds	55.23% <ø> (ø)
3.12 aws_deps	45.97% <ø> (ø)
3.12 big	54.60% <ø> (ø)
3.12 databricks	47.72% <ø> (ø)
3.12 filesystem	61.53% <ø> (ø)
3.12 mssql	50.09% <ø> (ø)
3.12 mysql	50.15% <ø> (ø)
3.12 postgresql	54.43% <ø> (ø)
3.12 snowflake	48.57% <ø> (ø)
3.12 spark	57.91% <ø> (ø)
3.12 spark_connect	46.28% <ø> (ø)
3.12 trino	52.52% <ø> (ø)
3.9	67.78% <ø> (ø)
3.9 athena or openpyxl or pyarrow or project or sqlite or aws_creds	55.24% <ø> (ø)
3.9 aws_deps	46.00% <ø> (ø)
3.9 big	54.62% <ø> (ø)
3.9 clickhouse	42.86% <ø> (ø)
3.9 databricks	47.74% <ø> (ø)
3.9 filesystem	61.54% <ø> (ø)
3.9 mssql	50.07% <ø> (ø)
3.9 mysql	50.13% <ø> (ø)
3.9 postgresql	54.41% <ø> (ø)
3.9 snowflake	48.59% <ø> (ø)
3.9 spark	57.88% <ø> (ø)
3.9 spark_connect	46.29% <ø> (ø)
3.9 trino	52.51% <ø> (ø)
cloud	0.00% <ø> (ø)
docs-basic	52.58% <ø> (ø)
docs-creds-needed	52.81% <ø> (ø)
docs-spark	52.22% <ø> (ø)

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

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.