[schema] Fix invalid JSON

Resources/composer-schema.json

@@ -149,43 +149,43 @@
             "properties": {
                 "pre-install-cmd": {
                     "type": ["array", "string"],
-                    "description": "Occurs before the install command is executed, contains one or more Class::method callables.",
+                    "description": "Occurs before the install command is executed, contains one or more Class::method callables."
                 },
                 "post-install-cmd": {
                     "type": ["array", "string"],
-                    "description": "Occurs after the install command is executed, contains one or more Class::method callables.",
+                    "description": "Occurs after the install command is executed, contains one or more Class::method callables."
                 },
                 "pre-update-cmd": {
                     "type": ["array", "string"],
-                    "description": "Occurs before the update command is executed, contains one or more Class::method callables.",
+                    "description": "Occurs before the update command is executed, contains one or more Class::method callables."
                 },
                 "post-update-cmd": {
                     "type": ["array", "string"],
-                    "description": "Occurs after the update command is executed, contains one or more Class::method callables.",
+                    "description": "Occurs after the update command is executed, contains one or more Class::method callables."
                 },
                 "pre-package-install": {
                     "type": ["array", "string"],
-                    "description": "Occurs before a package is installed, contains one or more Class::method callables.",
+                    "description": "Occurs before a package is installed, contains one or more Class::method callables."
                 },
                 "post-package-install": {
                     "type": ["array", "string"],
-                    "description": "Occurs after a package is installed, contains one or more Class::method callables.",
+                    "description": "Occurs after a package is installed, contains one or more Class::method callables."
                 },
                 "pre-package-update": {
                     "type": ["array", "string"],
-                    "description": "Occurs before a package is updated, contains one or more Class::method callables.",
+                    "description": "Occurs before a package is updated, contains one or more Class::method callables."
                 },
                 "post-package-update": {
                     "type": ["array", "string"],
-                    "description": "Occurs after a package is updated, contains one or more Class::method callables.",
+                    "description": "Occurs after a package is updated, contains one or more Class::method callables."
                 },
                 "pre-package-uninstall": {
                     "type": ["array", "string"],
-                    "description": "Occurs before a package has been uninstalled, contains one or more Class::method callables.",
+                    "description": "Occurs before a package has been uninstalled, contains one or more Class::method callables."
                 },
                 "post-package-uninstall": {
                     "type": ["array", "string"],
-                    "description": "Occurs after a package has been uninstalled, contains one or more Class::method callables.",
+                    "description": "Occurs after a package has been uninstalled, contains one or more Class::method callables."
                 }
             }
         }