fix typos

Author: lfolco

package.json

@@ -24,7 +24,7 @@
         "snippets": [
             {
                 "language": "xml",
-                "path": "./snippets/layout/arguement.json"
+                "path": "./snippets/layout/argument.json"
             },
             {
                 "language": "xml",

snippets/layout/arguement.json renamed to snippets/layout/argument.json

@@ -1,19 +1,19 @@
 {
-    "Arguements": {
+    "Arguments": {
         "prefix": "m2.layout.args",
         "body": [
             "<arguments>",
             "\t$0",
             "</arguments>"
         ],
-        "description": "Includes a certain layout file"
+        "description": "Add arguments"
     },
 
-    "Arguement": {
+    "Argument": {
         "prefix": "m2.layout.arg",
         "body": [
             "<argument name=\"${1:name}\" xsi:type=\"${2|array,boolean,number,null,object,string|}\">$3</argument>$0"
         ],
-        "description": "Includes a certain layout file"
+        "description": "Add an argument"
     }
 }