[ci] bump CUDA version from 11.5.0 to 11.5.1 at CI (#4967)

* Revert "[ci] ignore certificates for kitware apt channel in CUDA jobs (fixes #4646) (#4648)"

This reverts commit 10e0edc.

* update cuda at CI

.ci/setup.sh

@@ -98,15 +98,9 @@ else  # Linux
                 clang \
                 libomp-dev
         fi
-        curl \
-            -s \
-            -L \
-            --insecure \
-            https://apt.kitware.com/keys/kitware-archive-latest.asc \
-        | apt-key add -
+        curl -sL https://apt.kitware.com/keys/kitware-archive-latest.asc | apt-key add -
         apt-add-repository "deb https://apt.kitware.com/ubuntu/ $(lsb_release -cs) main" -y
-        apt-get --allow-unauthenticated upgrade -y
-        apt-get --allow-unauthenticated update -y
+        apt-get update
         apt-get install --no-install-recommends -y \
             cmake
     else

.github/workflows/cuda.yml

@@ -26,7 +26,7 @@ jobs:
           - method: source
             compiler: gcc
             python_version: 3.7
-            cuda_version: "11.5.0"
+            cuda_version: "11.5.1"
           - method: pip
             compiler: clang
             python_version: 3.8