del: removed markdown files for migration to docs

[francis-tanyx]

PR Checklist

• Added label to the Pull Request for easier discoverability and search
• Commit Message meets guidelines as indicated in the URL https://github.com/intel-retail/automated-self-checkout/blob/main/CONTRIBUTING.md
• Every commit is a single defect fix and does not mix feature addition or changes
• Unit Tests have been added for new changes
• Updated Documentation as relevant to the changes
• All commented code has been removed
• If you've added a dependency, you've ensured license is compatible with repository license and clearly outlined the added dependency.
• PR change contains code related to security
• PR introduces changes that breaks compatibility with other modules (If YES, please provide details below)

What are you changing?

• removed the readme files from common-service, pipeline-server and retail-data-visualization after migrating to Documentation repo

Issue this PR will close

close: Issue 51 in Documentation Repo

Anything the reviewer should know when reviewing this PR?

• This PR will close refactor: move documentation from individual services to a new section under Automated Self Checkout in doc repo documentation#51.

Test Instructions if applicable

• By running the github-pages.yml workflow in Documentation repo to see the changes being reflected.

If the there are associated PRs in other repositories, please link them here (i.e. intel-retail/automated-self-checkout )

[francis-tanyx]

@antoniomtz @NeethuES-intel @ejlee3

Recreated the PR to solve the merge conflict. Here is the new PR for docs migration issue
intel-retail/documentation#51

[NeethuES-intel]

@francis-tanyx can you add more details to this PR - label, how to test, PR issue etc. Similar to #677

[francis-tanyx]

@francis-tanyx can you add more details to this PR - label, how to test, PR issue etc. Similar to #677

okay done

[NeethuES-intel]

@francis-tanyx can you add more details to this PR - label, how to test, PR issue etc. Similar to #677

okay done

@francis-tanyx CodeQl, trivy code scan & trivy image scan are all failing. Can you resolve these or check what is happening ?

[NeethuES-intel]

@francis-tanyx can you add more details to this PR - label, how to test, PR issue etc. Similar to #677

okay done

@francis-tanyx CodeQl, trivy code scan & trivy image scan are all failing. Can you resolve these or check what is happening ?

Please ignore, this issue is fixed. Merge the latest from main.

[NeethuES-intel]

Need intel-retail/documentation#57 merged in before this PR can go in. Please work on the latest review comments in intel-retail/documentation#57

[francis-tanyx]

@NeethuES-intel

added modifications based on PR: #684

[NeethuES-intel]

@NeethuES-intel

added modifications based on PR: #684

@francis-tanyx can you update the branch ?

[francis-tanyx]

@NeethuES-intel

Okay update performed. Will check on the other PR to see if the Readme.md are modified