Don't check for board edge collision on castellated pads.

Fixes https://gitlab.com/kicad/code/kicad/issues/10970

pcbnew/drc/drc_test_provider_edge_clearance.cpp

@@ -231,6 +231,12 @@ bool DRC_TEST_PROVIDER_EDGE_CLEARANCE::Run()
                 if( isInvisibleText( item ) )
                     return true;     // Continue with other items
 
+                if( item->Type() == PCB_PAD_T
+                        && static_cast<PAD*>( item )->GetProperty() == PAD_PROP::CASTELLATED )
+                {
+                    return true;
+                }
+
                 const std::shared_ptr<SHAPE>& itemShape = item->GetEffectiveShape();
 
                 for( PCB_LAYER_ID testLayer : { Edge_Cuts, Margin } )

pcbnew/pad.h

@@ -336,7 +336,6 @@ public:
      */
     void SetOrientation( const EDA_ANGLE& aAngle );
 
-
     /**
      * Return the rotation angle of the pad.
      */