Merge branch 'feature/test-no-ninja' of github.com:opendocument-app/OpenDocument.ios into feature/conan

Author: TomTasche

.github/workflows/ios_main.yml

@@ -15,13 +15,6 @@ jobs:
       - name: pods
         run: pod install
 
-      - name: brew
-        run: ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null
-      - name: fix ninja install
-        run: rm '/usr/local/bin/2to3'
-      - name: ninja
-        run: brew install ninja
-
       # https://stackoverflow.com/a/57758679/198996
       - name: bundler
         run: gem install bundler:1.17.3