Update c-cpp.yml

Author: porres

.github/workflows/c-cpp.yml

@@ -123,10 +123,12 @@ jobs:
         submodules: recursive
         fetch-depth: 0
 
-    - name: Set Environment
+    - name: Downloads pd sources
       run: |
-        brew cleanup --prune=all
-        brew install --cask pd
+        curl -L -o pure-data.zip https://api.github.com/repos/pure-data/pure-data/zipball/refs/tags/0.56-0test1
+        unzip pure-data.zip
+        rm pure-data.zip
+        mv pure-data-* pure-data
 
     - name: Build pd-cyclone
       run: |