Use a different test site to example.com

Timeouts/unreliability seen from several different vantages.

Author: ctz

.github/workflows/artifacts.yaml

@@ -255,14 +255,14 @@ jobs:
         if: runner.os != 'Windows'
         env:
           RUSTLS_PLATFORM_VERIFIER: 1
-        run: ./build/tests/client example.com 443 / 1
+        run: ./build/tests/client cloudflare.com 443 / 1
       # Run the rustls-ffi-test binary.
       # On Windows it's in a different output location under build.
       - name: Run rustls-ffi client (Windows)
         if: runner.os == 'Windows'
         env:
           RUSTLS_PLATFORM_VERIFIER: 1
-        run: .\build\tests\Release\client.exe example.com 443 / 1
+        run: .\build\tests\Release\client.exe cloudflare.com 443 / 1
 
   test-deb:
     name: "Test Linux Deb (${{ matrix.os }})"
@@ -299,4 +299,4 @@ jobs:
       - name: Run rustls-ffi client
         env:
           RUSTLS_PLATFORM_VERIFIER: 1
-        run: ./build/tests/client example.com 443 / 1
+        run: ./build/tests/client cloudflare.com 443 / 1

librustls/cmake/rust.cmake

@@ -63,7 +63,7 @@ add_custom_command(
     POST_BUILD
     COMMAND
         ${CMAKE_COMMAND} -E env RUSTLS_PLATFORM_VERIFIER=1
-        "$<TARGET_FILE:client>" example.com 443 /
+        "$<TARGET_FILE:client>" cloudflare.com 443 /
     WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
 )