Made navmesh compile on Windows

Small updates to remove warnings
Testing nonuniform descriptor access in shader

code/game/core.c

@@ -161,7 +161,7 @@ void G_PipelinesLoad(G_State *game) {
 
 		bindings[1].binding         = 1;
 		bindings[1].descriptorType  = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
-		bindings[1].descriptorCount = 1;
+		bindings[1].descriptorCount = game->n_images;
 		bindings[1].stageFlags      = VK_SHADER_STAGE_FRAGMENT_BIT;
 
 		VkDescriptorSetLayoutCreateInfo set_info = { 0 };