travis: remove the hyper build

.travis.yml

@@ -115,16 +115,6 @@ jobs:
         - libpsl-dev
         - libbrotli-dev
         - libzstd-dev
-  - env:
-    - T=debug HYPER="yes" C="--with-hyper=$HOME/hyper --with-openssl" LD_LIBRARY_PATH=$HOME/hyper/target/debug:/usr/local/lib TFLAGS="1 to 153 220 221 222 223 224 230 232 271 314 315 316 396 397"
-    addons:
-      apt:
-        <<: *common_apt
-        packages:
-        - *common_packages
-        - libpsl-dev
-        - libbrotli-dev
-        - libzstd-dev
   - env:
     - T=debug-rustls RUSTLS_VERSION="v0.6.0" C="--with-rustls=$HOME/crust"
     addons:

scripts/travis/before_script.sh

@@ -106,15 +106,6 @@ if [ "$TRAVIS_OS_NAME" = linux -a "$LIBRESSL" ]; then
   make install
 fi
 
-if [ "$TRAVIS_OS_NAME" = linux -a "$HYPER" ]; then
-  cd $HOME
-  git clone --depth=1 https://github.com/hyperium/hyper.git
-  curl https://sh.rustup.rs -sSf | sh -s -- -y
-  source $HOME/.cargo/env
-  cd $HOME/hyper
-  RUSTFLAGS="--cfg hyper_unstable_ffi" cargo build --features client,http1,http2,ffi
-fi
-
 if [ "$TRAVIS_OS_NAME" = linux -a "$QUICHE" ]; then
   cd $HOME
   git clone --depth=1 --recursive https://github.com/cloudflare/quiche.git