Fix: Quoted to satisfy the spellchecker

the spell checker didn’t like leaving the which unquoted command to prevent splitting “which” was irrelevant since I’m only looking for the exit status not the output.

ani-cli

@@ -108,7 +108,7 @@ update_script() {
 
 where_iina() {
     # check if iina's symlink is present
-    if [ ! $(which iina) ]; then
+    if [ ! "$(which iina)" ]; then
     # set the location of iina-cli to /Appliations directory
         player_function="/Applications/IINA.app/Contents/MacOS/iina-cli"
     fi
@@ -123,7 +123,7 @@ dep_ch() {
     for dep; do
     # check if iina is the player_function and if iina is installed either in PATH or in /Applications.
     if [ "$dep " = "iina " ]; then
-        if [ $(which iina) ] || [ -f "/Applications/IINA.app/Contents/MacOS/iina-cli" ]; then
+        if [ "$(which iina)" ] || [ -f "/Applications/IINA.app/Contents/MacOS/iina-cli" ]; then
             player_function="iina";
         else
             die "Program \"iina\" not found. Please install it."