misc/broot: Update to 1.0.2

Changelog[1]:

• 'cr/' patterns search on file content with regular expressions
• search modes and their prefixes listed in help

[1] https://github.com/canop/broot/releases/v1.0.2

PR: 250093
Submitted by: Lewis Cook <vulcan@wired.sh> (maintainer)
Approved by: tcberner (mentor)
Differential Revision: https://reviews.freebsd.org/D26661