Correct usage of tee for cabal.project

.github/ci.sh

@@ -102,7 +102,7 @@ install_yices() {
 install_yasm() {
   is_exe "$BIN" "yasm" && return
   if [[ "$RUNNER_OS" = "Linux" ]]; then
-    sudo apt-get install -y yasm
+    sudo apt-get update -q && sudo apt-get install -y yasm
   else
     brew install yasm
   fi
@@ -115,7 +115,7 @@ build() {
   # Limit jobs on windows due to: https://gitlab.haskell.org/ghc/ghc/issues/17926
   if [[ "$ghc_ver" =~ 8.8.3|8.10.1 && $IS_WIN ]]; then JOBS=1; else JOBS=2; fi
   cabal v2-configure -j$JOBS --minimize-conflict-set
-  tee -a cabal.project cabal.project.ci > /dev/null
+  tee -a cabal.project > /dev/null < cabal.project.ci
   retry cabal v2-build "$@" saw jss
 }
 

.travis.yml

@@ -42,7 +42,7 @@ script:
   # Ideally, we'd like to pass --ghc-options=-Werror to cabal build.
   # However, this currently enables -Werror for all dependencies as well.
   # See: https://github.com/haskell/cabal/issues/3883
-  - tee -a cabal.project cabal.project.ci
+  - tee -a cabal.project > /dev/null < cabal.project.ci
   - cabal new-build -j saw jss
   - cp `cabal new-exec --verbose=silent -- sh -c 'which saw'` bin
   - cp `cabal new-exec --verbose=silent -- sh -c 'which jss'` bin