[beta-1.91] Update cargo submodule

[weihanglo]

2 commits in 785a383cf715417fcd68c4a98a4523c2d082bb0f..ea2d97820c16195b0ca3fadb4319fe512c199a43
2025-10-04 19:17:20 -0500 to 2025-10-10 15:19:24 -0400

• [beta-1.91] fix: use host-tuple for host target subsitution ([beta-1.91] fix: use host-tuple for host target subsitution cargo#16032)
• [beta-1.91] fix(timings): compute codegen start time to draw dep lines ([beta-1.91] fix(timings): compute codegen start time to draw dep lines cargo#16057)

r? ghost

[rustbot]

Some changes occurred in src/tools/cargo

cc @ehuss

[rustbot]

⚠️ Warning ⚠️

• Some commits in this PR modify submodules.

  If this was not intentional, see I changed a submodule on accident in the rustc dev guide.

[weihanglo]

This is not an urgent beta backport, so

@bors r+ rollup=never

[bors]

📌 Commit 73481bf has been approved by weihanglo

It is now in the queue for this repository.