zink: disallow intensity buffer images

Fixes: 475c43cf8a ("zink: translate intensity formats")
Acked-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36199>

src/gallium/drivers/zink/zink_screen.c

@@ -1363,6 +1363,11 @@ zink_is_format_supported(struct pipe_screen *pscreen,
          }
       }
 
+      /* We can't swizzle buffer views */
+      if (bind & (PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_SHADER_IMAGE) &&
+          util_format_is_intensity(format))
+          return false;
+
       if (bind & PIPE_BIND_SAMPLER_VIEW &&
          !(props->bufferFeatures & VK_FORMAT_FEATURE_UNIFORM_TEXEL_BUFFER_BIT))
             return false;