SyntaxWarnings with python3.12

[gijzelaerr]

/usr/src/app/.venv/lib/python3.12/site-packages/dns/ipv6.py:94: SyntaxWarning: invalid escape sequence '\d'
  _v4_ending = re.compile(b'(.*):(\d+\.\d+\.\d+\.\d+)$')
/usr/src/app/.venv/lib/python3.12/site-packages/dns/rdata.py:322: SyntaxWarning: invalid escape sequence '\#'
  if not token.is_identifier() or token.value != '\#':
/usr/src/app/.venv/lib/python3.12/site-packages/dyn/core.py:481: SyntaxWarning: "is" with 'str' literal. Did you mean "=="?
  while response['status'] is 'incomplete' and too_long:
/usr/src/app/.venv/lib/python3.12/site-packages/dyn/core.py:481: SyntaxWarning: "is" with 'str' literal. Did you mean "=="?
  while response['status'] is 'incomplete' and too_long:
/usr/src/app/.venv/lib/python3.12/site-packages/dyn/tm/accounts.py:967: SyntaxWarning: "is" with 'str' literal. Did you mean "=="?
  if key is '_group_type':

The dnspython and dyn requirements probably need an update for this to be resolved.