Update notices.md

from: (c)
to: ©

Fallback could be `©` but using © is a good test to see if `charset="utf-8"` is functioning properly

Author: theo-armour

notices.md

@@ -13,7 +13,7 @@ Running an open source project, like any human endeavor, involves uncertainty an
 
 ## Licenses
 
-Content is copyright (c) Open Source Guides authors, released under [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/), which gives you permission to use content for almost any purpose (but does not grant you any trademark permissions), so long as you note the license and give credit, such as follows:
+Content is copyright © Open Source Guides authors, released under [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/), which gives you permission to use content for almost any purpose (but does not grant you any trademark permissions), so long as you note the license and give credit, such as follows:
 
 > Content based on [github.com/github/open-source-guide](https://github.com/github/open-source-guide) used under the [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/) license.
 
@@ -32,7 +32,7 @@ Screenshots and images from other projects are used with permissions below.
 
 **Django:**
 
-> Copyright (c) Django Software Foundation and individual contributors.
+> Copyright © Django Software Foundation and individual contributors.
 > All rights reserved.
 >
 > Redistribution and use in source and binary forms, with or without modification,
@@ -62,7 +62,7 @@ Screenshots and images from other projects are used with permissions below.
 
 > The MIT License
 >
-> Copyright (c) 2010-2016 Mitchell Hashimoto
+> Copyright © 2010-2016 Mitchell Hashimoto
 >
 > Permission is hereby granted, free of charge, to any person obtaining a copy
 > of this software and associated documentation files (the "Software"), to deal