Typing fixes

[disconnect3d]

This is the #1968 PR with further enhancements

[codecov]

Codecov Report

Attention: 56 lines in your changes are missing coverage. Please review.

Comparison is base (91d1a04) 60.49% compared to head (8dcd5cd) 58.62%.
Report is 3 commits behind head on dev.

Files	Patch %	Lines
pwndbg/lib/funcparser.py	66.66%	11 Missing ⚠️
pwndbg/gdblib/vmmap.py	72.97%	9 Missing and 1 partial ⚠️
pwndbg/commands/__init__.py	86.88%	8 Missing ⚠️
pwndbg/commands/telescope.py	58.82%	5 Missing and 2 partials ⚠️
pwndbg/gdblib/elf.py	84.21%	3 Missing ⚠️
pwndbg/auxv.py	81.81%	2 Missing ⚠️
pwndbg/commands/cymbol.py	77.77%	2 Missing ⚠️
pwndbg/lib/which.py	0.00%	2 Missing ⚠️
gdbinit.py	0.00%	1 Missing ⚠️
pwndbg/commands/ai.py	0.00%	1 Missing ⚠️
... and 9 more

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #1970      +/-   ##
==========================================
- Coverage   60.49%   58.62%   -1.87%     
==========================================
  Files         183      183              
  Lines       22496    22630     +134     
  Branches     2127     2127              
==========================================
- Hits        13608    13267     -341     
- Misses       8165     8677     +512     
+ Partials      723      686      -37     

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