fixed issue with root installer

Author: root

etc/proot-env/Hidpi/install.sh

@@ -3,8 +3,10 @@
 if [ -d hidpi ] && [ -f hidpi/install.sh ]; then
     cd hidpi || exit 1
     bash install.sh
+    cd ..
 fi
 if [ -d xhidpi ] && [ -f xhidpi/install.sh ]; then
     cd hidpi || exit 1
     bash install.sh
+    cd ..
 fi