Update ghostwriter/shell to version 0.1.5

Updates the `ghostwriter/shell` dependency from `0.1.4` to `0.1.5`.

This pull request changes the following file(s):

- Update `composer.json`
- Update `composer.lock`

Signed-off-by: Nathanael Esayeas <nathanael.esayeas@protonmail.com>

Author: ghostwriter

composer.json

@@ -41,7 +41,7 @@
         "ghostwriter/event-dispatcher": "^6.0.2",
         "ghostwriter/filesystem": "^0.2.0",
         "ghostwriter/json": "^3.0.2",
-        "ghostwriter/shell": "^0.1.4",
+        "ghostwriter/shell": "^0.1.5",
         "ghostwriter/uuid": "^1.0.3"
     },
     "require-dev": {