Merge pull request #2883 from shafiq079/patch-1

Update README.md

Author: NekshaDeSilva

errors/expressjs/cast-error-objectid-mongoose/README.md

@@ -1,8 +1,4 @@
-Perfect, Shafiq! Below is a **single `.md` file**, properly structured and formatted. You can copy everything below and **paste it directly into your `README.md`** file — no editing needed.
 
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-
-```md
 # CastError: Cast to ObjectId failed
 
 <!-- Example: CastError: Cast to ObjectId failed for value "abc123" at path "_id" for model "Product" -->