pageserver: https for management API (#11025)

## Problem

Storage controller uses unencrypted HTTP requests for pageserver
management API.

Closes: https://github.com/neondatabase/cloud/issues/24283


## Summary of changes
- Implement `http_utils::server::Server` with TLS support.
- Replace `hyper0::server::Server` with `http_utils::server::Server` in
pageserver.
- Add HTTPS handler for pageserver management API.
- Generate local SSL certificates in neon local.

Cargo.toml

@@ -155,6 +155,7 @@ rpds = "0.13"
 rustc-hash = "1.1.0"
 rustls = { version = "0.23.16", default-features = false }
 rustls-pemfile = "2"
+rustls-pki-types = "1.11"
 scopeguard = "1.1"
 sysinfo = "0.29.2"
 sd-notify = "0.4.1"