Changed date format for the date in data instance in Dataset Card

README.md

@@ -83,7 +83,7 @@ A data instance from the `train` split:
     "condition": "Pain",
     "review": "I have severe drug allergies especially opiates, I have been on Buprenorphine for many years now and found it to be an excellent pain reliever. I have found that at times though it is hard to find and have had to go to the patch.",
     "rating": 10,
-    "date": "2012-05-11",
+    "date": "May 11, 2012",
     "usefulCount": 27
 }
 ```
@@ -96,7 +96,7 @@ A data instance from the `test` split:
     "condition": "Allergic Rhinitis",
     "review": "Since I start using this product I experienced change of vision and headaches.",
     "rating": 3,
-    "date": "2015-09-08",
+    "date": "September 8, 2015",
     "usefulCount": 27
 }
 ```