Revert "chmod +x scripts"

This reverts commit 3351e5b29c.

paperless_ngx/rootfs/etc/cont-init.d/91-pikepdf.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/with-contenv bashio
+# shellcheck shell=bash
+
+echo "Installing pikepdf..."
+(
+    export DEBIAN_FRONTEND="noninteractive"
+    export TERM="xterm-256color"
+    apt-get update
+    apt-get install -yq libxml2-dev libxslt-dev python-dev
+    apt-get install -yq libjpeg-dev zlib1g-dev
+    apt-get install -yq python3-dev build-essential
+    pip install pikepdf --force-reinstall
+) >/dev/null
+echo "... success!"