[Merged by Bors] - feat(Order/WellFounded): wellFounded_{lt,gt}.min is {Minimal,Maximal}

[Hagb]

Minimal (· ∈ s) (wellFounded_lt.min s h) and its dual variant.

---

[github-actions]

PR summary d4ae23255d

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference

---

Declarations diff

+ minimal_wellFounded_lt_min

You can run this locally as follows

## from your `mathlib4` directory:
git clone https://github.com/leanprover-community/mathlib-ci.git ../mathlib-ci

## summary with just the declaration names:
../mathlib-ci/scripts/pr_summary/declarations_diff.sh <optional_commit>

## more verbose report:
../mathlib-ci/scripts/pr_summary/declarations_diff.sh long <optional_commit>

The doc-module for scripts/pr_summary/declarations_diff.sh in the mathlib-ci repository contains some details about this script.

---

No changes to strong technical debt.

No changes to weak technical debt.

[b-mehta]

Yes, thanks!!

[b-mehta]

bors merge

[mathlib-bors]

Pull request successfully merged into master.

Build succeeded:

• ci (staging) / Build
• ci (staging) / Post-Build Step
• ci (staging) / Post-CI job
• ci (staging) / Lint style