Create .editorconfig

[JanuszNowak]

Create .editorconfig for applying code formatting add basic rule trim_trailing_whitespace = true

Description

Checklist

• [x ] I have read the Submitting Changes section of CONTRIBUTING.md
• [ x] The title of the PR is clear and informative
• [ ] The appropriate ChangeLog.md file(s) has been updated:
  • For any service, the ChangeLog.md file can be found at src/{{SERVICE}}/{{SERVICE}}/ChangeLog.md
  • A snippet outlining the change(s) made in the PR should be written under the ## Upcoming Release header -- no new version header should be added
• [x] The PR does not introduce breaking changes
• [x] If applicable, the changes made in the PR have proper test coverage
• [ ] For public API changes to cmdlets:
  • [ ] a cmdlet design review was approved for the changes in this repository (Microsoft internal only)
    • {Please put the link here}
  • [ ] the markdown help files have been regenerated using the commands listed here

[ghost]

Thank you for your contribution JanuszNowak! We will review the pull request and get back to you soon.

[BethanyZhou]

Hi @JanuszNowak , what's the config used for what code editor? BTW, why you intent to merge your code into preview branch?

[JanuszNowak]

@BethanyZhou I used editorconfig.org with is integrating with multiple editors GUI and CLI's, my mistake to merge to preview, with branch I suppose to merge ?

[BethanyZhou]

Hi @JanuszNowak , sorry for late response. Targeted your PR to main branch. Could you rebase your PR to main branch. Many unexpected commits are carried from preview branch.

[wyunchi-ms]

Hi @JanuszNowak , there are too many commits here. Do you mind rebase your branch? Thanks!

[msJinLei]

@JanuszNowak Thanks for the contribution. However, since your PR branch is too far behind the main branch, please cherry pick it above the latest main and submit a new PR.