We can share one point sampler for both diffuse and emissive textures, so reduced it down to one

Assets/Shaders/QuakeForwardPass.hlsl

@@ -111,7 +111,7 @@ half4 LitPassFragmentSimple(Varyings input) : SV_Target
     float2 uv = input.uv.xy;
     half4 diffuseAlpha = SampleAlbedoAlpha(uv,
         #if _POINT_SAMPLING
-        TEXTURE2D_ARGS(_BaseMap, point_repeat_sampler_BaseMap)
+        TEXTURE2D_ARGS(_BaseMap, point_repeat_sampler)
         #else
         TEXTURE2D_ARGS(_BaseMap, sampler_BaseMap)
         #endif
@@ -139,7 +139,7 @@ half4 LitPassFragmentSimple(Varyings input) : SV_Target
 #ifdef _EMISSION
     finalColor += SampleEmission(uv, _EmissionColor.rgb,
         #if _POINT_SAMPLING
-        TEXTURE2D_ARGS(_EmissionMap, point_repeat_sampler_EmissionMap)
+        TEXTURE2D_ARGS(_EmissionMap, point_repeat_sampler)
         #else
         TEXTURE2D_ARGS(_EmissionMap, sampler_EmissionMap)
         #endif

Assets/Shaders/QuakeInput.hlsl

@@ -27,8 +27,7 @@ CBUFFER_END
     #define _Surface            UNITY_ACCESS_DOTS_INSTANCED_PROP_FROM_MACRO(float  , Metadata__Surface)
 #endif
 
-                                 SAMPLER(point_repeat_sampler_BaseMap);
-                                 SAMPLER(point_repeat_sampler_EmissionMap);
+                                 SAMPLER(point_repeat_sampler);
 TEXTURE2D(_LightMap);            SAMPLER(sampler_LightMap);
 
 inline void InitializeSimpleLitSurfaceData(float2 uv, out SurfaceData outSurfaceData)