### Godot version

4.0.3

### System information

Win7

### Issue description

![image](https://github.com/godotengine/godot/assets/28286958/abec9d3c-e078-424c-9430-d9fe8897aad6)


### Steps to reproduce

1. Create shader
2. Add uint with hex, e.g. 0xffffu

### Minimal reproduction project

N/A
ret_type = TYPE_IVEC4;
			} else if (na == TYPE_UINT && nb == TYPE_UINT) {
				valid = true;
				ret_type = TYPE_UINT;
			} else if (na == TYPE_UVEC2 && nb == TYPE_UINT) {
				valid = true;
				ret_type = TYPE_UVEC2;
			} else if (na == TYPE_UVEC3 && nb == TYPE_UINT) {
				valid = true;
				ret_type = TYPE_UVEC3;
			} else if (na == TYPE_UVEC4 && nb == TYPE_UINT) {
				valid = true;
				ret_type = TYPE_UVEC4;
			} else if (na == TYPE_UVEC2 && nb == TYPE_UVEC2) {
				valid = true;
				ret_type = TYPE_UVEC2;
			} else if (na == TYPE_UVEC3 && nb == TYPE_UVEC3) {
				valid = true;
				ret_type = TYPE_UVEC3;
			} else if (na == TYPE_UVEC4 && nb == TYPE_UVEC4) {
				valid = true;
				ret_type = TYPE_UVEC4;
			}
		} break;
		case OP_ASSIGN: {
			int sa = 0;
			int sb = 0;
			if (!p_op->arguments[0]->is_indexed()) {
				sa = p_op->arguments[0]->get_array_size();
			}