Suggestion: viewer: stacks the `EXISTING CODE` and `SUGGESTED CHANGE` vertically for better readability

[iredmail]

Problem Statement

Proposed Solution

stacks the EXISTING CODE and SUGGESTED CHANGE vertically

Right now, it's displayed on same line/row like this:

[EXISTING CODE] [SUGGESTED CHANGE]

Suggested change:

[EXISTING CODE]
[SUGGESTED CHANGE]

Alternatives Considered

No response

Affected Area

WebUI Viewer

Additional Context

No response