Fix scratch dir creation

modules/new-scratch.zsh

@@ -6,9 +6,9 @@
 function new-scratch {
     local SCRATCH="${HOME}/scratch"
     local NEW_SCRATCH="${HOME}/tmp/scratch_$(date "+%s")"
-    __zspr_mkdir "${NEW_SCRATCH}"
+    mkdir -p "${NEW_SCRATCH}"
     ln -nfs "${NEW_SCRATCH}" "${SCRATCH}"
-    pushd "${SCRATCH}" > /dev/null
+    pushd "${SCRATCH}/" >/dev/null
     printf "New scratch dir ready for grinding ;>\n\n"
 }