remove extra dot on "How to run Magento" docs in phpserver/README.md

[amritms]

removes extra dot on "How to run Magento"

While following the steps in readme file, I encountered a error (extra dot) in "How to run Magento" section. This PR removes that extra dot.

Description (*)

This change reduces the number of errors in documentation/readme files.

Fixed Issues (if relevant)

Manual testing scenarios (*)

This only removes an extra dot in php run magento command. I have manually tested on my local machine.

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)

[magento-cicd2]

All committers have signed the CLA.

[magento-engcom-team]

Hi @amritms. Thank you for your contribution
Here is some useful tips how you can test your changes using Magento test environment.
Add the comment under your pull request to deploy test or vanilla Magento instance:

• @magento-engcom-team give me test instance - deploy test instance based on PR changes
• @magento-engcom-team give me 2.3-develop instance - deploy vanilla Magento instance

For more details, please, review the Magento Contributor Assistant documentation

[VladimirZaets]

Hi @amritms , please, sign CLA, otherwise, we can't process your pull request

[amritms]

@VladimirZaets why do i get fail in travis-ci test. I have only changed the docs.

[DanielRuf]

@VladimirZaets why do i get fail in travis-ci test. I have only changed the docs.

Probably just a flaky test. Try to rebase to get the latest from 2.3-develop.

[DanielRuf]

Don't add another space.
Just do git commit --allow-empty -m 'Trigger new build'

[DanielRuf]

I have restarted the failing job.

[DanielRuf]

Please revert the last change.

[amritms]

@DanielRuf All checks have passed, could you merge this PR

[DanielRuf]

Please wait until the maintainers merge it. I'm just one of many contributors.

[VladimirZaets]

Hi @amritms. Thanks for the collaboration. We already take your PR in progress.

[magento-engcom-team]

Hi @VladimirZaets, thank you for the review.
ENGCOM-3905 has been created to process this Pull Request

[magento-engcom-team]

@amritms thank you for contributing. Please accept Community Contributors team invitation here to gain extended permissions for this repository.

[ghost]

Hi @amritms, thank you for your contribution!
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[magento-engcom-team]

Hi @amritms. Thank you for your contribution.
We will aim to release these changes as part of 2.3.1.
Please check the release notes for final confirmation.