v0.16.0

Small breaking change - typo in JsonnableWebAuthnIdentity type
Reverts use of Headers struct in HttpAgent for better node.js fetch library compatibility

What's Changed

• chore: small copy update for release process by @krpeacock in #727
• fix: reverts use of Headers for improved node compatibility by @krpeacock in #694
• chore: updating repo engines and nvmrc by @krpeacock in #728
• chore: correctly re-labeling dev dependencies by @krpeacock in #729
• chore(deps): bump vm2 from 3.9.13 to 3.9.19 in /e2e/browser by @dependabot in #720
• fix: Typo in JsonnableWebAuthnIdentitiy by @sea-snake in #725
• fix: fix error on decoding service type by @chenyan-dfinity in #731
• chore: release v0.16.0 by @krpeacock in #733

Full Changelog: v0.15.7...v0.16.0