Executable bit/shebang house cleaning (#2189)

pwndbg/commands/cymbol.py

@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-
 """
 Add, load, show, edit, or delete symbols for custom structures.
 

pwndbg/commands/patch.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 from __future__ import annotations
 
 import argparse

scripts/docs-live.sh

@@ -1 +1,2 @@
+#!/usr/bin/env bash
 SKIP_GENERATION=1 mkdocs serve -a 0.0.0.0:8000

scripts/docs.sh

@@ -1 +1,2 @@
+#!/usr/bin/env bash
 gdb -nx -x docs.py