GSoC 2022 : Guided Tour - Week 6 & 7 - GSoC 2022 : Guided-Tour

Tasks completed in the week:

Merged PR #3 and #4.
Solved Merge Conflicts.
Updated all the branches according to 4.3-dev.
Optimized the update SQL scripts for Postgresql and MySql.
Converted 2 Update SQL Scripts for Postgresql and MySQL into one.
Removed Label from Hidden Field.
Done Code Cleanup in the project.
Started working on the issue mentioned by Christiane on #1.
Update String Value for Relative URL and added hint in the field URL as an example for a better UX.
Resolved the comments of Benjamin on #6.
Increase the file version to 4.3 for Update SQL Scripts for Postgresql and MySQL.
Updated to new PSR 12 Coding Standards.
Used PSR 12 Coding standards and done code cleanup in the branch.
Prioritized the task for next week.