Restore cross-platform builds on PRs

Author: medengineer

.github/workflows/linux.yml

@@ -11,6 +11,16 @@ on:
     - 'Source/**'
     - 'CMakeLists.txt'
     - 'HelperFunctions.cmake'
+  pull_request:
+    paths:
+    - '.github/workflows/**'
+    - 'JuceLibraryCode/**'
+    - 'PluginGenerator/**'
+    - 'Plugins/**'
+    - 'Resources/**'
+    - 'Source/**'
+    - 'CMakeLists.txt'
+    - 'HelperFunctions.cmake'
 
 jobs:
   build-ubuntu:

.github/workflows/osx.yml

@@ -11,6 +11,16 @@ on:
     - 'Source/**'
     - 'CMakeLists.txt'
     - 'HelperFunctions.cmake'
+  pull_request:
+    paths:
+    - '.github/workflows/**'
+    - 'JuceLibraryCode/**'
+    - 'PluginGenerator/**'
+    - 'Plugins/**'
+    - 'Resources/**'
+    - 'Source/**'
+    - 'CMakeLists.txt'
+    - 'HelperFunctions.cmake'
 
 jobs:
   build-osx:

.github/workflows/windows.yml

@@ -11,6 +11,16 @@ on:
     - 'Source/**'
     - 'CMakeLists.txt'
     - 'HelperFunctions.cmake'
+  pull_request:
+    paths:
+    - '.github/workflows/**'
+    - 'JuceLibraryCode/**'
+    - 'PluginGenerator/**'
+    - 'Plugins/**'
+    - 'Resources/**'
+    - 'Source/**'
+    - 'CMakeLists.txt'
+    - 'HelperFunctions.cmake'
 
 jobs:
   build-windows: