reduce version, fix pipeline

Author: Zane Hannan

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "hyper-rustls"
-version = "0.20.0"
+version = "0.19.2"
 edition = "2018"
 authors = ["Joseph Birr-Pixton <[email protected]>"]
 license = "Apache-2.0/ISC/MIT"

admin/pipelines/cargo-steps.yml

@@ -5,8 +5,8 @@ steps:
   - script: cargo test
     displayName: "cargo test (debug; default features)"
     env: { "RUST_BACKTRACE": "1" }
-  - script: cargo test --all-features
-    displayName: "cargo test (debug; all features)"
+  - script: cargo test --no-default-features --features webpki-tokio
+    displayName: "cargo test (debug; webpi-roots feature)"
     env: { "RUST_BACKTRACE": "1" }
   - script: cargo test --no-default-features
     displayName: "cargo build (debug; no default features)"