fix: Determine the URL to connect to after middleware finishes #1858

Job	Run time
Docs	30s
build_versions (stable)	7s
cargo-deny (aarch64-apple-ios)	17s
build_versions (beta)	14s
cargo-deny (aarch64-linux-android)	18s
Test	36s
build_versions (1.61.0)	15s
Lint	41s
cargo-deny (i686-pc-windows-gnu)	18s
Test (json)	40s
cargo-deny (i686-pc-windows-msvc)	21s
Test (charset)	38s
cargo-deny (i686-unknown-linux-gnu)	19s
Test (cookies)	45s
cargo-deny (wasm32-unknown-unknown)	20s
Test (socks-proxy)	36s
cargo-deny (x86_64-apple-darwin)	20s
Test (native-certs)	1m 6s
cargo-deny (x86_64-apple-ios)	25s
Test (gzip)	35s
cargo-deny (x86_64-pc-windows-gnu)	19s
Test (brotli)	38s
cargo-deny (x86_64-pc-windows-msvc)	21s
Test (http-crate)	35s
cargo-deny (x86_64-unknown-linux-gnu)	21s
Test (http-interop)	40s
cargo-deny (x86_64-unknown-redox)	20s
Test (http-crate http-interop)	40s
Test (tls)	39s
Test (tls, json)	48s
Test (tls, charset)	41s
Test (tls, cookies)	44s
Test (tls, socks-proxy)	41s
Test (tls, native-certs)	52s
Test (tls, gzip)	41s
Test (tls, brotli)	44s
Test (tls, http-crate)	43s
Test (tls, http-interop)	47s
Test (tls, http-crate http-interop)	49s
Test (native-tls)	49s
Test (native-tls, json)	42s
Test (native-tls, charset)	43s
Test (native-tls, cookies)	47s
Test (native-tls, socks-proxy)	47s
Test (native-tls, native-certs)	44s
Test (native-tls, gzip)	42s
Test (native-tls, brotli)	43s
Test (native-tls, http-crate)	43s
Test (native-tls, http-interop)	45s
Test (native-tls, http-crate http-interop)	45s
	29m 34s

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