BUG - handling of undefined response from sap/ui/VersionInfo.load

[heimwege]

Description

As described in #2192 (comment) the handling of undefined response from sap/ui/VersionInfo.load should be fixed.

1. Add | undefined at the end of SingleVersionInfo type
2. Fix errors reported by tsc --noEmit

Root Cause Analysis

Problem

{describe the problem}

Fix

{describe the fix}

Why was it missed

{Some explanation why this issue might have been missed during normal development/testing cycle}

How can we avoid this

{if we don’t want to see this type of issues anymore what we should do to prevent}

[heimwege]

Fixed in #2208