Remove unnecesary features and tests

[elraro]

Remove all unnecesary features and tests

LinuxWifiConfigurationCapability
✔ Should parse iw connected output correctly
✔ Should parse iw connected with counters correctly
✔ Should parse iw not connected output correctly
✔ Should parse no output correctly

LinuxWifiScanCapability
✔ Should parse iw scan output correctly

GithubValetudoUpdateProvider
✔ Should parse regular overview response correctly
✔ Should parse incorrectly sorted overview response correctly

UpdaterUtils
✔ Should not offer an update when up to date
✔ Should offer update to latest when running an unknown version
✔ Should offer update to next chronological release

KeyValueDeduplicationCache
✔ Should deduplicate strings
✔ Should deduplicate buffers

LinuxToolsHelper
✔ Should parse /proc/meminfo Kernel 3.4.39 from roborock s5 correctly
✔ Should parse /proc/meminfo Kernel 3.4.39 from viomi v7 correctly
✔ Should parse /proc/meminfo Kernel 4.9.191 from dreame z10 correctly
✔ Should parse /proc/cmdline Kernel 3.4.39 from roborock s5 correctly
✔ Should parse /proc/cmdline Kernel 3.4.39 from viomi v7 correctly
✔ Should parse /proc/cmdline Kernel 4.9.191 from dreame z10 correctly
✔ Should parse /proc/net/route Kernel 3.4.39 from roborock a38 correctly