Resolve "Patient middle name should always be shown"

What does this MR do?

The patient view also includes the patient's middle name now.

Screenshots

Show what changed to the program (if it affects ui)

Does this MR meet the acceptance criteria?

• I have added tests to validate the new functionality.
• I have updated the documentation accordingly.
• I have added translations for all new client-side text. Closes #151 (closed)