chore: split T% elaborator into its own file and move to Topology

[grunweg]

TODO: this currently breaks the tangentspace case, need to rewrite it to avoid match_expr!

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• depends on: fix: check for a space of continuous linear maps over not-the-identity #35176
• depends on: feat: support products and disjoint unions in the differential geometry elaborators #30463

[github-actions]

PR summary 4aa0616ac5

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference
Mathlib.Topology.VectorBundle.Notation (new file)	2199

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Declarations diff

+ FindModelResult
+ NormedSpaceInfo
+ findModelInner
+ findSomeLocalHyp?
+ findSomeLocalInstanceOf?
+ instance : Coe Expr FindModelResult
+ totalSpaceMk
- findModel

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.

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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).

[mathlib-dependent-issues]

This PR/issue depends on:

• fix: check for a space of continuous linear maps over not-the-identity #35176
• feat: support products and disjoint unions in the differential geometry elaborators #30463
  By Dependent Issues (🤖). Happy coding!