Replace `tee` with actual redirects, tee still print to stdout of course :-)

switch-to-latest-clang

@@ -3,10 +3,10 @@
 set +e
 set -o pipefail
 
-update-alternatives --install /usr/bin/c++ c++ /usr/bin/clang++-12 40 | tee /tmp/.switch-to-clang.stdout
-update-alternatives --install /usr/bin/cc cc /usr/bin/clang-12 40 | tee -a  /tmp/.switch-to-clang.stdout
-update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-12 40 | tee -a  /tmp/.switch-to-clang.stdout
-update-alternatives --install /usr/bin/clang clang /usr/bin/clang-12 40 | tee -a  /tmp/.switch-to-clang.stdout
-update-alternatives --install /usr/bin/ld ld /usr/bin/ld.lld-12 40 | tee -a  /tmp/.switch-to-clang.stdout
+update-alternatives --install /usr/bin/c++ c++ /usr/bin/clang++-12 40 > /tmp/.switch-to-clang.stdout
+update-alternatives --install /usr/bin/cc cc /usr/bin/clang-12 40 >>  /tmp/.switch-to-clang.stdout
+update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-12 40 >>  /tmp/.switch-to-clang.stdout
+update-alternatives --install /usr/bin/clang clang /usr/bin/clang-12 40 >>  /tmp/.switch-to-clang.stdout
+update-alternatives --install /usr/bin/ld ld /usr/bin/ld.lld-12 40 >>  /tmp/.switch-to-clang.stdout
 
 echo compiler set to: $(readlink /etc/alternatives/c++)