Release v0.0.76

[shawnm-anthropic]

Bumps package version, no code changes.

Includes since v0.0.75:

• Point package metadata at github.com/anthropics/sandbox-runtime #512 Point package metadata at the new GitHub repository URL
• cli: let srt exit after the command when --control-fd is a pipe #501 cli: let srt exit after the command when --control-fd is a pipe
• linux: drop a root caller's capabilities in both sandbox modes #505 linux: drop a root caller's capabilities in both sandbox modes
• linux: skip write-deny binds already covered by a read-only denied directory #502 linux: skip write-deny binds already covered by a read-only denied directory
• Sanitize an unregistered attribution key in every violation producer #513 Sanitize an unregistered attribution key in every violation producer
• Refuse allow-listed hostnames that resolve to loopback, link-local or configured private ranges #522 Refuse allow-listed hostnames that resolve to loopback, link-local or configured private ranges