Make script templates follow the GDScript style guide

modules/gdscript/editor_templates/VisualShaderNodeCustom/basic.gd

@@ -1,38 +1,50 @@
 # meta-description: Visual shader's node plugin template
 
 @tool
-extends _BASE_
 class_name VisualShaderNode_CLASS_
+extends _BASE_
+
 
 func _get_name() -> String:
 	return "_CLASS_"
 
+
 func _get_category() -> String:
 	return ""
 
+
 func _get_description() -> String:
 	return ""
 
+
 func _get_return_icon_type() -> int:
 	return PORT_TYPE_SCALAR
 
+
 func _get_input_port_count() -> int:
 	return 0
 
+
 func _get_input_port_name(port: int) -> String:
 	return ""
 
+
 func _get_input_port_type(port: int) -> int:
 	return PORT_TYPE_SCALAR
 
+
 func _get_output_port_count() -> int:
 	return 1
 
+
 func _get_output_port_name(port: int) -> String:
 	return "result"
 
+
 func _get_output_port_type(port: int) -> int:
 	return PORT_TYPE_SCALAR
 
-func _get_code(input_vars: Array[String], output_vars: Array[String], mode: int, type: int) -> String:
+
+func _get_code(input_vars: Array[String], output_vars: Array[String],
+		mode: int, type: int) -> String:
 	return output_vars[0] + " = 0.0;"