Update JRE text/links in docs

[khaeru]

Closes #889.

How to review

• Read the diff and note that the CI checks all pass.

PR checklist

• Continuous integration checks all ✅
• Add or expand tests; coverage checks both ✅
• Add, expand, or update documentation.
• Update release notes. N/A, no functional changes.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.0%. Comparing base (9491eb5) to head (73eeba0).
⚠️ Report is 86 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main    #948   +/-   ##
=====================================
  Coverage   96.0%   96.0%           
=====================================
  Files         53      53           
  Lines       5028    5028           
=====================================
  Hits        4831    4831           
  Misses       197     197