Fix 'assign to data in an index of' collection suggestions#152216

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GTimothy wants to merge 5 commits intorust-lang:mainfrom

GTimothy:map-diagnostics-fix

Commits on Feb 16, 2026

Commits on Feb 23, 2026

second version
GTimothy
committed

Commits on Feb 24, 2026

fix: the same borrowed type (ignoring lifetime differences) for index and key is ok too for `insert` and `entry`
GTimothy
committed