Display full name along with userID in abapGit repositories view (#225)

abapGit repositories view currently displays the user id(SAP name) in
the
user column if in case user email is not available.

In such cases, enhance the user Id information with the full name of the
user as well to be displayed which improves the user experience.

Co-authored-by: I323324 <I323324@10.0.0.3>

Author: abinbaby-sap