[dev-docs] Document recent changes

dev-docs/build.md

@@ -6,7 +6,7 @@ Kdenlive is primarily developed on GNU/Linux, but it is also possible to [build
 
 Currently supported distributions are:
 
-* Ubuntu 20.04 LTS Focal Fossa and derivatives
+* Ubuntu 22.04 LTS Focal Fossa and derivatives
 * Arch Linux
 
 But you should be able to build it on any platform that provides up-to-date versions of the following dependencies: Qt >= 5.15.2, KF5 >= 5.86, MLT >= 7.8.0.
@@ -59,7 +59,7 @@ libkf5notifyconfig-dev libkf5newstuff-dev libkf5xmlgui-dev libkf5declarative-dev
 libkf5notifications-dev libkf5guiaddons-dev libkf5textwidgets-dev libkf5purpose-dev \
 libkf5iconthemes-dev libkf5crash-dev libkf5filemetadata-dev libkf5codecs-dev kio \
 kinit qtdeclarative5-dev libqt5svg5-dev qml-module-qtquick-controls libqt5networkauth5-dev \
-qtmultimedia5-dev qtquickcontrols2-5-dev breeze-icon-theme breeze
+qtmultimedia5-dev qtquickcontrols2-5-dev qttools5-dev breeze-icon-theme breeze
 
 # Multimedia stack
 sudo apt install frei0r-plugins ffmpeg
@@ -250,7 +250,7 @@ Note that Kdenlive cannot be easily run from inside the Docker container as it i
 ```bash
 # Spin up a Docker container
 # The --rm flag removes the container after it is stopped.
-docker run -it --rm ubuntu:20.04
+docker run -it --rm ubuntu:22.04
 
 # Now install the dependencies etc.
 # Note that you are root in the container, and sudo neither exists nor works.

dev-docs/packaging.md

@@ -45,7 +45,7 @@ Replcace `$USER` by your Launchpad username.
 
 The kdenlive-packaging repository contains a `po` branch containing the `po/` directory that is merged by KDE release service into [official tarballs][kde-release-tars]. You need to copy and past and push this manually.
 
-(There is room for improvements as this could be automated, even with fetch_translations procedure. However there are KDE plans to bring the translations to the source repositories, once this is the case this step will be obsolete anyway)
+At the moment this applies only to the release recipe, for master builds translations are in the source repository now. With 22.12 this will probably also be the case for release so this step will be obsolete.
 
 #### Packaging data