Fix setup-dxc not found and make sure workflows run if their file was changed (#2247)

* fix setup-dxc not found

* run validation-windows if its workflow file was changed

* run validation-macos if its workflow file was changed

* run validation-linux if its workflow file was changed

* run lazy if its workflow file was changed

.github/workflows/lazy.yml

@@ -3,6 +3,9 @@ name: lazy
 on:
   push:
     branches: [master]
+  pull_request:
+    paths:
+      - '.github/workflows/lazy.yml'
 
 env:
   CARGO_INCREMENTAL: false

.github/workflows/validation-linux.yml

@@ -2,11 +2,12 @@ name: validation-linux
 on:
   pull_request:
     paths:
-    - 'tests/out/spv/*.spvasm'
-    - 'tests/out/glsl/*.glsl'
-    - 'tests/out/dot/*.dot'
-    - 'tests/out/wgsl/*.wgsl'
-    - 'src/front/wgsl/*'
+      - '.github/workflows/validation-linux.yml'
+      - 'tests/out/spv/*.spvasm'
+      - 'tests/out/glsl/*.glsl'
+      - 'tests/out/dot/*.dot'
+      - 'tests/out/wgsl/*.wgsl'
+      - 'src/front/wgsl/*'
 
 jobs:
   validate-linux:

.github/workflows/validation-macos.yml

@@ -2,7 +2,8 @@ name: validation-macos
 on:
   pull_request:
     paths:
-    - 'tests/out/msl/*.msl'
+      - '.github/workflows/validation-macos.yml'
+      - 'tests/out/msl/*.msl'
 
 jobs:
   validate-macos:

.github/workflows/validation-windows.yml

@@ -2,6 +2,7 @@ name: validation-windows
 on:
   pull_request:
     paths:
+      - '.github/workflows/validation-windows.yml'
       - 'tests/out/hlsl/*.hlsl'
 
 jobs:
@@ -12,7 +13,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Add DirectXShaderCompiler
-        uses: napokue/setup-dxc@v1.1
+        uses: napokue/setup-dxc@v1.1.0
 
       - run: make validate-hlsl-dxc
         shell: sh
@@ -33,4 +34,4 @@ jobs:
         shell: powershell
 
       - run: make validate-hlsl-fxc
-        shell: sh
+        shell: sh