Updated LightweightPipelineCore.cs to new C# convention

ScriptableRenderPipeline/LightweightPipeline/LWRP/LightweightPipelineCore.cs

     [Flags]
     public enum PipelineCapabilities
     {
-        AdditionalLights = (1 << 0),
-        VertexLights = (1 << 1),
-        DirectionalShadows = (1 << 2),
-        LocalShadows = (1 << 3),
-        SoftShadows = (1 << 4),
+        AdditionalLights    = (1 << 0),
+        VertexLights        = (1 << 1),
+        DirectionalShadows  = (1 << 2),
+        LocalShadows        = (1 << 3),
+        SoftShadows         = (1 << 4),
     }
 
     public class LightweightKeywords
 
     public partial class LightweightPipeline
     {
-        static PipelineCapabilities pipelineCapabilities;
+        static PipelineCapabilities s_PipelineCapabilities;
-            return pipelineCapabilities;
+            return s_PipelineCapabilities;
-            pipelineCapabilities = 0U;
+            s_PipelineCapabilities = 0U;
-                pipelineCapabilities |= PipelineCapabilities.AdditionalLights;
+                s_PipelineCapabilities |= PipelineCapabilities.AdditionalLights;
-                pipelineCapabilities |= PipelineCapabilities.VertexLights;
+                s_PipelineCapabilities |= PipelineCapabilities.VertexLights;
-                pipelineCapabilities |= PipelineCapabilities.DirectionalShadows;
+                s_PipelineCapabilities |= PipelineCapabilities.DirectionalShadows;
-                pipelineCapabilities |= PipelineCapabilities.LocalShadows;
+                s_PipelineCapabilities |= PipelineCapabilities.LocalShadows;
-                pipelineCapabilities |= PipelineCapabilities.SoftShadows;
+                s_PipelineCapabilities |= PipelineCapabilities.SoftShadows;
         }
     }
 }