breaking: delete runtime+TLS combination features

Author: abonander

Cargo.toml

@@ -92,14 +92,6 @@ tls-rustls-ring-native-roots = ["sqlx-core/_tls-rustls-ring-native-roots", "sqlx
 # No-op feature used by the workflows to compile without TLS enabled. Not meant for general use.
 tls-none = []
 
-# Legacy Runtime + TLS features
-
-runtime-async-std-native-tls = ["runtime-async-std", "tls-native-tls"]
-runtime-async-std-rustls = ["runtime-async-std", "tls-rustls-ring"]
-
-runtime-tokio-native-tls = ["runtime-tokio", "tls-native-tls"]
-runtime-tokio-rustls = ["runtime-tokio", "tls-rustls-ring"]
-
 # for conditional compilation
 _rt-async-std = []
 _rt-tokio = []

README.md

@@ -165,16 +165,8 @@ be removed in the future.
 
 -   `runtime-async-std`: Use the `async-std` runtime without enabling a TLS backend.
 
--   `runtime-async-std-native-tls`: Use the `async-std` runtime and `native-tls` TLS backend (SOFT-DEPRECATED).
-
--   `runtime-async-std-rustls`: Use the `async-std` runtime and `rustls` TLS backend (SOFT-DEPRECATED).
-
 -   `runtime-tokio`: Use the `tokio` runtime without enabling a TLS backend.
 
--   `runtime-tokio-native-tls`: Use the `tokio` runtime and `native-tls` TLS backend (SOFT-DEPRECATED).
-
--   `runtime-tokio-rustls`: Use the `tokio` runtime and `rustls` TLS backend (SOFT-DEPRECATED).
-
     - Actix-web is fully compatible with Tokio and so a separate runtime feature is no longer needed.
 
 -   `tls-native-tls`: Use the `native-tls` TLS backend (OpenSSL on *nix, SChannel on Windows, Secure Transport on macOS).