refactor(RingTheory/DedekindDomain): make IsDedekindDomainInv private

[plp127]

Make IsDedekindDomainInv private, because is the same as IsDedekindDomain. See Zulip.

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[github-actions]

PR summary b00e5fa3af

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference

---

Declarations diff (regex)

+ isDedekindDomain_iff_mul_inv_cancel
- isDedekindDomain

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.

Declarations diff (Lean)

✅ Lean-aware diff — post-build, computed from the Lean environment (commit b00e5fa).

• +1 new declarations
• −8 removed declarations

-IsDedekindDomainInv
-IsDedekindDomainInv.commGroupWithZero
-IsDedekindDomainInv.dimensionLEOne
-IsDedekindDomainInv.integrallyClosed
-IsDedekindDomainInv.isDedekindDomain
-IsDedekindDomainInv.isNoetherianRing
-isDedekindDomainInv_iff
-isDedekindDomain_iff_isDedekindDomainInv
+isDedekindDomain_iff_mul_inv_cancel

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No changes to strong technical debt.

Decrease in weak tech debt: (relative, absolute) = (1.00, 0.00)

Current number	Change	Type (weak)
5046	-1	exposed public sections

Current commit b00e5fa3af
Reference commit 18f56bef53

This script lives in the mathlib-ci repository. To run it locally, from your mathlib4 directory:

git clone https://github.com/leanprover-community/mathlib-ci.git ../mathlib-ci
../mathlib-ci/scripts/reporting/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).