Revert "chmod +x scripts"

This reverts commit 3351e5b29c.

.templates/99-custom_script.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/with-contenv bashio
+# shellcheck shell=bash
+
+CONFIGSOURCE=$(bashio::config "CONFIG_LOCATION")
+CONFIGSOURCE="$(dirname "${CONFIGSOURCE}")"
+
+if [ -f "$CONFIGSOURCE"/script.sh ]; then
+    "$CONFIGSOURCE"./script.sh
+fi