[Merged by Bors] - chore(CategoryTheory): reduce defeq abuse about Sets

[urkud]

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[github-actions]

PR summary edb32313f1

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference

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Declarations diff

+ instance (p : K → Prop) : HasCokernel (biproduct.fromSubtype f p)
+ instance (p : K → Prop) : HasKernel (biproduct.toSubtype f p)
- instance (p : Set K) : HasCokernel (biproduct.fromSubtype f p)
- instance (p : Set K) : HasKernel (biproduct.toSubtype f p)

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 scripts/declarations_diff.sh contains some details about this script.

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Decrease in tech debt: (relative, absolute) = (12.00, 0.00)

Current number	Change	Type
11887	-12	backward.isDefEq

Current commit a1120b1001
Reference commit edb32313f1

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).

[kim-em]

bors merge

[mathlib-bors]

Pull request successfully merged into master.

Build succeeded:

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