made handle-scripts executable

snmptrapd/handle_26.py

+#!/usr/bin/env python3
 import requests
 import sys
 import re

snmptrapd/handle_54.py

+#!/usr/bin/env python3
 import requests
 import sys
 import re

snmptrapd/handle_dev.py

+#!/usr/bin/env python3
 import sys
 import re
 

snmptrapd/snmptrapd.example.conf

 authCommunity log,execute,net [your-snmp-communty-string]
-traphandle default /usr/bin/env python3 /path/to/your/handler.py
\ No newline at end of file
+traphandle default /path/to/your/handler.py
\ No newline at end of file