Minor Cleanup of spicetify-cli-bin and notify-send-py

- Use env in shebang for notify-send.py
- Move spicetify script to a file

app-misc/spicetify-cli-bin/files/spicetify

@@ -0,0 +1,2 @@
+#!/usr/bin/env sh
+exec /opt/spicetify-cli/spicetify "$@"

app-misc/spicetify-cli-bin/spicetify-cli-bin-2.38.5.ebuild

@@ -35,10 +35,7 @@ RDEPEND="
 src_install() {
 	insinto "${INSTALLDIR}"
 	doins -r {css-map.json,CustomApps,Extensions,globals.d.ts,jsHelper,Themes,spicetify}
-	newbin - spicetify <<-EOF
-	#!/usr/bin/env sh
-	exec /opt/spicetify-cli/spicetify \$@
-	EOF
+	dobin ${FILESDIR}/spicetify
 	fperms +x "${INSTALLDIR}/spicetify"
 }
 

dev-python/notify-send-py/files/notify-send.py

@@ -1,3 +1,2 @@
-#!/bin/sh
+#!/usr/bin/env sh
 exec python3 -m notify_send_py.notify_send_py "$@"
-