Fix T98251: EEVEE: Regression: Wrong normalmaps on scaled objects

This was caused by a missing `normalize`.

source/blender/draw/engines/eevee/shaders/surface_vert.glsl

@@ -117,7 +117,7 @@ vec3 attr_load_orco(vec4 orco)
 
 vec4 attr_load_tangent(vec4 tangent)
 {
-  tangent.xyz = normal_object_to_world(tangent.xyz);
+  tangent.xyz = safe_normalize(normal_object_to_world(tangent.xyz));
   return tangent;
 }