Better default test

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/LayeredLit/LayeredLit.shader

         [HideInInspector] _DstBlend ("__dst", Float) = 0.0
         [HideInInspector] _ZWrite ("__zw", Float) = 1.0
         [HideInInspector] _CullMode("__cullmode", Float) = 2.0
-        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 8
+        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 4 // Less equal
 
         [ToggleUI] _EnableFogOnTransparent("Enable Fog", Float) = 1.0
         [ToggleUI] _EnableBlendModePreserveSpecularLighting("Enable Blend Mode Preserve Specular Lighting", Float) = 1.0

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/LayeredLit/LayeredLitTessellation.shader

         [HideInInspector] _DstBlend ("__dst", Float) = 0.0
         [HideInInspector] _ZWrite ("__zw", Float) = 1.0
         [HideInInspector] _CullMode("__cullmode", Float) = 2.0
-        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 8
+        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 4 // Less equal
 
         [ToggleUI] _EnableFogOnTransparent("Enable Fog", Float) = 1.0
         [ToggleUI] _EnableBlendModePreserveSpecularLighting("Enable Blend Mode Preserve Specular Lighting", Float) = 1.0

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/Lit/Lit.shader

         [HideInInspector] _ZWrite("__zw", Float) = 1.0
         [HideInInspector] _CullMode("__cullmode", Float) = 2.0
         [HideInInspector] _CullModeForward("__cullmodeForward", Float) = 2.0 // This mode is dedicated to Forward to correctly handle backface then front face rendering thin transparent
-        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 8
+        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 4 // Less equal
         [HideInInspector] _ZTestModeDistortion("_ZTestModeDistortion", Int) = 8
 
         [ToggleUI] _EnableFogOnTransparent("Enable Fog", Float) = 1.0

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Material/Lit/LitTessellation.shader

         [HideInInspector] _ZWrite("__zw", Float) = 1.0
         [HideInInspector] _CullMode("__cullmode", Float) = 2.0
         [HideInInspector] _CullModeForward("__cullmodeForward", Float) = 2.0 // This mode is dedicated to Forward to correctly handle backface then front face rendering thin transparent
-        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 8
+        [HideInInspector] _ZTestDepthEqualForOpaque("_ZTestDepthEqualForOpaque", Int) = 4 // Less equal
         [HideInInspector] _ZTestModeDistortion("_ZTestModeDistortion", Int) = 8
 
         [ToggleUI] _EnableFogOnTransparent("Enable Fog", Float) = 1.0