chore(deps): update rust crate pprof to 0.15

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
pprof	dependencies	minor	0.14 → 0.15

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Release Notes

tikv/pprof-rs (pprof)

v0.15.0

Added

• Add support for framehop as unwinder (#​267)
• Add support for perfmap debug info format (#​267)

Fixed

• Use spin-rs to replace parking lot to avoid potential deadlock (#​268)

Changed

• Bump version of protobuf to 3.7.2 (#​264)
• Increase MSRV to 1.74.0 (#​264)

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[coveralls]

Coverage Report for CI Build 29782872839

Coverage increased (+0.01%) to 71.641%

Details

• Coverage increased (+0.01%) from the base build.
• Patch coverage: No coverable lines changed in this PR.
• No coverage regressions found.

Uncovered Changes

No uncovered changes found.

Coverage Regressions

No coverage regressions found.

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Coverage Stats

Relevant Lines:	15117
Covered Lines:	10830
Line Coverage:	71.64%
Coverage Strength:	112.4 hits per line

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💛 - Coveralls