nagios_plugin3.py installed with incorrect permissions

[Xav Paice]

When installing, /usr/local/lib/nagios/plugins/nagios_plugin3.py is copied as this:

-rw-r----- 1 root root 2275 Apr 26 03:29 nagios_plugin3.py

When running plugins we see the following error:

Traceback (most recent call last):
  File "/usr/local/lib/nagios/plugins/check_ro_filesystem.py", line 11, in <module>
    from nagios_plugin3 import (
  File "<frozen importlib._bootstrap>", line 971, in _find_and_load
  File "<frozen importlib._bootstrap>", line 955, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 674, in exec_module
  File "<frozen importlib._bootstrap_external>", line 780, in get_code
  File "<frozen importlib._bootstrap_external>", line 832, in get_data
PermissionError: [Errno 13] Permission denied: '/usr/local/lib/nagios/plugins/nagios_plugin3.py'