apt_dpkg: use SQLite3 for path to package mapping

[bdrung]

Bug: https://launchpad.net/bugs/2073787

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 84.28%. Comparing base (f713fe1) to head (96de0b4).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #380      +/-   ##
==========================================
+ Coverage   84.21%   84.28%   +0.07%     
==========================================
  Files         104      104              
  Lines       20778    20853      +75     
  Branches     3253     3254       +1     
==========================================
+ Hits        17498    17576      +78     
+ Misses       2827     2826       -1     
+ Partials      453      451       -2     

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[bdrung]

CI system (ubuntu:noble) from 36f560c in main took 12m56s with these offenders (excluding test_signal_crashes and test_python_crashes):

============================== slowest durations ===============================
181.61s call     tests/system/test_apport_retrace.py::test_retrace_jammy_sandbox
113.08s call     tests/system/test_apport_valgrind.py::TestApportValgrind::test_sandbox_cache_options
94.62s call     tests/system/test_apport_retrace.py::test_retrace_system_sandbox
31.31s call     tests/system/test_packaging_apt_dpkg.py::test_install_package_from_a_ppa[one-line]
25.13s call     tests/system/test_apport_retrace.py::test_retrace_jammy_sandbox_gdb_sandbox
24.97s call     tests/system/test_apport_retrace.py::test_retrace_system_sandbox_gdb_sandbox
20.49s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_from_launchpad[deb822]
18.84s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_from_launchpad[one-line]
17.15s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_permanent_sandbox[one-line]
16.90s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_permanent_sandbox[deb822]
12.30s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_system[deb822]
11.82s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_system[one-line]
11.63s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_versioned[deb822]
11.57s call     tests/system/test_packaging_apt_dpkg.py::test_install_packages_versioned[one-line]