upd Ubuntu pkgs

hugo/content/installation/building/unix/third-party.md

@@ -19,7 +19,7 @@ Required software:
 * `python3-dev python3-pip python3-numpy python3-matplotlib`
 * `python3-lmfit` (optional, for some fit scripts)
 * `boost >= 1.65` (see note below)
-* `Qt6` (required modules are listed below)
+* `Qt6`
 
 From libboost, we need the library components `iostreams` and `program_options`.
 Internally, the CMake command to find `boost::iostreams` may add a dependence
@@ -52,8 +52,7 @@ $ sudo apt-get install build-essential git cmake \
   python3 python3-dev python3-numpy python3-matplotlib python3-lmfit \
   libboost-dev libboost-iostreams-dev \
   libboost-program-options-dev libboost-regex-dev \
-  qt6-default libqt6designercomponents5 qttools5-dev \
-  libqt6svg5-dev libqt6opengl5-dev
+  libcerf-dev qt6-base-dev
 ```
 
 ### OpenSuse