Update README.md

[kashyaprahul94]

• Units shown in numbers than just words.
• A better conjunction.

Context

If applied, this commit will ...

Definition of Done

Please consider all items and remove only if not applicable.

• [x] I carefully reviewed my own pull request before assigning someone.
• [ ] Changes to the configuration are also documented in the configuration.md
• [ ] Pipeline config schema is updated in schema store
• [ ] Important design decisions are documented as an ADR
• [ ] There are tests covering this change
• [ ] This change is operations-relevant and I have updated the operations guide correspondingly

Merging

Please use squash merge and provide a good commit message, e.g. inspired by the context above. Make sure to remove the reference to this pull request and that this template is not part of the commit message. Also, please ensure the commit message is not just a list of "WIP" commit messages.

[CLAassistant]

All committers have signed the CLA.

[fwilhe]

Not an improvement, hence closing.