[Merged by Bors] - chore(Algebra): make invertibleInv an instance

[alreadydone]

---

[github-actions]

PR summary cf85478f35

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference

---

Declarations diff

No declarations were harmed in the making of this PR! 🐙

You can run this locally as follows

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

## more verbose report:
./scripts/declarations_diff.sh long <optional_commit>

The doc-module for script/declarations_diff.sh contains some details about this script.

---

No changes to technical debt.

You can run this locally as

./scripts/technical-debt-metrics.sh pr_summary

• The relative value is the weighted sum of the differences with weight given by the inverse of the current value of the statistic.
• The absolute value is the relative value divided by the total sum of the inverses of the current values (i.e. the weighted average of the differences).

[leanprover-community-mathlib4-bot]

!bench

[leanprover-radar]

Benchmark results for f33bfb5 against cf85478 are in! @kckennylau @leanprover-community-mathlib4-bot

[leanprover-bot]

Here are the benchmark results for commit f33bfb5.
There were no significant changes against commit cf85478.

[github-actions]

File	Instructions	%
build	-17.303⬝10⁹	(-0.01%)
lint	+1.345⬝10⁹	(+0.02%)
Mathlib.CategoryTheory.Comma.Over.Pullback	+1.86⬝10⁹	(+2.96%)

4 files, Instructions -2.0⬝10⁹

File	Instructions	%
Mathlib.Data.Finset.Filter	-1.117⬝10⁹	(-11.21%)
Mathlib.Data.List.InsertIdx	-1.126⬝10⁹	(-15.22%)
Mathlib.Order.Filter.Map	-1.167⬝10⁹	(-3.40%)
Mathlib.CategoryTheory.Limits.Cones	-1.621⬝10⁹	(-1.67%)

CI run Lakeprof report

[ocfnash]

bors merge

[mathlib-bors]

Pull request successfully merged into master.

Build succeeded:

• Build
• Lint style
• Post-Build Step