added hook for payment integration

[etchirag]

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-86cug2deq Payment Integration Addon 2.0

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud