fix: cleanup naming from previous refactoring in ServiceInfo

[bdraco]

There were still some places where we are using address which should be ip_addr

Remove some of the expensive isinstance checks as well.

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (fed3dec) 99.78% compared to head (5ecbbd4) 99.78%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1202   +/-   ##
=======================================
  Coverage   99.78%   99.78%           
=======================================
  Files          22       22           
  Lines        2729     2733    +4     
  Branches      473      473           
=======================================
+ Hits         2723     2727    +4     
  Misses          3        3           
  Partials        3        3           

Impacted Files	Coverage Δ
src/zeroconf/_services/__init__.py	100.00% <ø> (ø)
src/zeroconf/_services/info.py	100.00% <100.00%> (ø)

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