update slash command design

[zubairraeen]

Merge Checklist

Please check all of the following items before merging

• [x] No new WPCS issues
• [x] No notices, warnings or errors in debug.log
• [x] No sonar cloud issues
• [x] No errors while running automated tests

[vikasprogrammer]

Task linked: CU-867968jpx [Core 9] - Email and Result Page Redesign

[sonarcloud[bot]]

Quality Gate failed

Failed conditions
C Reliability Rating on New Code (required ≥ A)

See analysis details on SonarCloud

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