Update browser rubygem 2.5 to 4.2

What does this MR do?

Originally opened at !36697 (closed) by @pravi.

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Update rubygem browser from 2.5 to 4.2 (more browsers detected now).

There are some breaking changes in 3.0.0: https://github.com/fnando/browser/blob/main/CHANGELOG.md#300 and 4.0.0: https://github.com/fnando/browser/blob/main/CHANGELOG.md#400 but we don't seem to use the removed methods.

Already reviewed by @leipert: !36697 (comment 379305543)

Does this MR meet the acceptance criteria?

Conformity

• [-] Changelog entry
• [-] Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• [-] Database guides
• Separation of EE specific content