build(deps): update signal-hook requirement from =0.1.8 to =0.3.15

[dependabot[bot]]

Updates the requirements on signal-hook to permit the latest version.

Changelog

Sourced from signal-hook's changelog.

0.3.15

signal-hook-registry-1.4.1

• AIX support (experimental/not guaranteed to work).

0.3.14

• Added the SIGINFO signal (where available).

signal-hook-mio-0.2.3

• Support for mio 0.8

signal-hook-async-std-0.2.2

signal-hook-tokio-0.3.1

• Fix support for SignalsInfo with non-default info extractors.

0.3.13

• Add haiku support.

0.3.12

• Fix accidentally broken windows build.

0.3.11

• Provide fallback sigaddset, sigemptyset on certain androids, as they are missing them.

0.3.10

• Doc link fixes.

0.3.9

• Deliver SIGCHLD even on stop/continue.

0.3.8

• Fix docs.rs build.

0.3.7

• Unmask a signal in default emulation if it is termination.

mio-0.2.2

• The same fix, but for the 0.6 support 😇.

... (truncated)

Commits

• dd6ccc7 Version 0.3.15 / registry 1.4.1
• 1b8cafa Merge pull request #136 from ecnelises/aix
• a4d5e35 Merge pull request #140 from vorner/dependabot/cargo/tokio-1.20.4
• 3a4885a Bump tokio from 1.19.2 to 1.20.4
• 3473f45 Merge pull request #138 from vorner/dependabot/cargo/bumpalo-3.12.0
• eb2032d Bump bumpalo from 3.10.0 to 3.12.0
• 5dc385f Simplify target_os checks
• 70b3ada Support AIX signal handler types
• a9e5ca5 Dep updates
• 9c20a65 Release v 0.3.14
• Additional commits viewable in compare view

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