[Fix] install.sh: fix failing install tests (#3458)

install.sh

@@ -306,7 +306,7 @@ nvm_detect_profile() {
   if [ -z "$DETECTED_PROFILE" ]; then
     for EACH_PROFILE in ".profile" ".bashrc" ".bash_profile" ".zprofile" ".zshrc"
     do
-      if DETECTED_PROFILE="$(nvm_try_profile "${HOME}/${EACH_PROFILE}")"; then
+      if DETECTED_PROFILE="$(nvm_try_profile "${ZDOTDIR:-${HOME}}/${EACH_PROFILE}")"; then
         break
       fi
     done