Bump FW ver 5.12.15.50

(cherry picked from commit 4519198)

PR realsenseai#9258 from Nir: Dispatcher exception + high CPU usage fix

(cherry picked from commit d95be8a)

Merge pull request realsenseai#9167 from Nir-Az/58_update_fw_bundle_v…

…er_to_1_5_8_1

Update L515 bundled FW version to 1.5.8.1

Bump the ROS version to 1.12.2

Merge pull request realsenseai#8925 from ev-mp/FW_5.12.13.50

Fw for D400 5.12.13.50

bump to 2.44

Merge pull request realsenseai#8622 from ev-mp/fw_5.12.12.100_bundle

Fw 5.12.12.100 bundle

Merge pull request realsenseai#8360 from remibettan/updating-android-…

…l500-recommended-fw

[Android] bundling l500 recommended FW image

PR realsenseai#8060 from Evgeni: Bundle with D400 FW version 5.12.10.0

Update distribution_linux.md

Add label for Focal server. 
Update Debian packages list and supported kernels