Use wxWidgets 3.0 in Arch and Alpine builds

Signed-off-by: Sol Fisher Romanoff <sol@solfisher.com>

.builds/alpine.yml

@@ -12,24 +12,11 @@ packages:
   - soundtouch-dev
   - soxr-dev
   - sqlite-dev
-
-  - expat-dev
-  - gtk+3.0-dev
-  - libjpeg-turbo-dev
-  - libpng-dev
-  - tiff-dev
-  - zlib-dev
+  - wxgtk3-dev
+environment:
+  WX_CONFIG: /usr/bin/wx-config-gtk3
 sources:
   - https://git.sr.ht/~tenacity/tenacity
 tasks:
-  - wxwidgets3-1: |
-      git clone https://github.com/wxWidgets/wxWidgets.git
-      cd wxWidgets
-      git checkout v3.1.5
-      git submodule update --init 3rdparty/catch
-      mkdir buildgtk && cd buildgtk
-      ../configure --with-gtk --disable-xlocale
-      make -j2
-      sudo make install
   - configure: cmake -G Ninja -S tenacity -B build
   - build: cmake --build build