Update 2 files

- /.gitlab-ci.yml
- /.ci/macos/Brewfile

.ci/macos/Brewfile

@@ -10,3 +10,4 @@ brew "openssl"
 brew "nlohmann_json"
 brew "gstreamer"
 brew "qtkeychain"
+brew "pipx"

.gitlab-ci.yml

@@ -268,7 +268,7 @@ build-macos-as:
     - brew update-reset
     - unset HOMEBREW_NO_AUTO_UPDATE
     - brew bundle --file .ci/macos/Brewfile
-    - pip3 install aqtinstall
+    - pipx install aqtinstall
     - mkdir $HOME/Qt
     - aqt install-qt --outputdir $HOME/qt mac desktop 6.6 clang_64 -m qtlocation qtimageformats qtmultimedia qtpositioning qtshadertools
   script:
@@ -279,7 +279,7 @@ build-macos-as:
 .codesign-macos: &codesign_macos
   stage: sign
   before_script:
-    - pip3 install dmgbuild
+    - pipx install dmgbuild
   tags: [macos]
   script:
     - export QTPATH=(/Users/jdonof/Qt/6.*/macos/bin)