perf(navara): submit stencil stages in one render

Preserve the native stencil draws and geometry MSAA while avoiding two intermediate MRT resolves per volume. Verify original pixels, holes, overlaps, ownership and controlled comparison modes.

scripts/package-boundaries.json

@@ -2705,6 +2705,7 @@
       "src/layers/bikeshare/render/navara.js",
       "src/layers/installations/render/navaraGeometry.js",
       "src/layers/installations/render/navaraOutlineBatch.js",
+      "src/layers/installations/render/navaraStencilBatch.js",
       "src/layers/firms/rectangle.js",
       "src/layers/firms/render/cesium.js",
       "src/layers/radio/render/cesium.js",