add nimble install c2nim

Author: YesDrX

.github/workflows/test.yml

@@ -44,7 +44,9 @@ jobs:
         run: git submodule update --init
 
       - name: Generate bindings
-        run: nim scripts/generate_bindings.nims
+        run: |
+          nimble install c2nim
+          nim scripts/generate_bindings.nims
       
       - name: Compile examples
         run: |