v2.268.0

What's Changed

• refactor(proxy/http): create linkerd-http-version crate by @cratelyn in #3379
• refactor(proxy/http): create linkerd-http-insert crate by @cratelyn in #3380
• build(deps): bump syn from 2.0.87 to 2.0.89 by @dependabot in #3385
• build(deps): bump cpufeatures from 0.2.15 to 0.2.16 by @dependabot in #3383
• build(deps): bump proc-macro2 from 1.0.91 to 1.0.92 by @dependabot in #3384
• metrics: correctly reflect closed connections in route metrics by @zaharidichev in #3378
• build(deps): bump the opentelemetry group with 2 updates by @dependabot in #3356

Full Changelog: release/v2.267.0...release/v2.268.0