Added placeholder for backend module so we can link to it

Author: adamblanchard

courses/Backend/README.md

@@ -8,7 +8,7 @@
 | Name                                                                           | Weeks |
 | ------------------------------------------------------------------------------ | ----- |
 | [Collaboration via GitHub](../../shared-modules/collaboration-via-github/)     | 1     |
-| [Advanced JavaScript](../../shared-modules/advanced-javascript/)               | 4     |
+| [Advanced JavaScript](./advanced-javascript/)                                  | 4     |
 | [Databases](./databases/)                                                      | 2     |
 | [Node.js](Node.js/)                                                            | 2     |
 | [Advanced Team Processes](../../shared-modules/advanced-team-processes/)       | 1     |

courses/Backend/advanced-javascript/README.md

@@ -0,0 +1,3 @@
+# Advanced JavaScript (Backend)
+
+Coming soon

courses/Frontend/README.md

@@ -8,7 +8,7 @@
 | Name                                                                            | Weeks |
 | ------------------------------------------------------------------------------- | ----- |
 | [Collaboration via GitHub](../../shared-modules/collaboration-via-github/)      | 1     |
-| [Advanced JavaScript](./advanced-javascript/)                | 4     |
+| [Advanced JavaScript](./advanced-javascript/)                                   | 4     |
 | [React](./react/)                                                               | 5     |
 | [Advanced Team Processes](../../shared-modules/advanced-team-processes/)        | 1     |
 | [Specialist Career Training)](../../shared-modules/specialist-career-training/) | 3     |