Fix spelling (review feedback)

Co-authored-by: Ralf Handl <[email protected]>

Author: handrews

versions/3.0.4.md

@@ -1070,7 +1070,7 @@ For simpler scenarios, a [`schema`](#parameterSchema) and [`style`](#parameterSt
 When `example` or `examples` are provided in conjunction with the `schema` object, the example SHOULD match the specified schema and follow the prescribed serialization strategy for the parameter.
 The `example` and `examples` fields are mutually exclusive, and if either is present it SHALL _override_ any `example` in the schema.
 
-Serializing with `schema` is NOT RECOMMENDED for `in: cookie` parameters, `in: header` paramters that use HTTP header parameters (name=value pairs following a `;`) in their values, or `in: header` parameters where values might have non-URL-safe characters; see [Appendix D](#serializingHeadersAndCookies) for details.
+Serializing with `schema` is NOT RECOMMENDED for `in: cookie` parameters, `in: header` parameters that use HTTP header parameters (name=value pairs following a `;`) in their values, or `in: header` parameters where values might have non-URL-safe characters; see [Appendix D](#serializingHeadersAndCookies) for details.
 
 Field Name | Type | Description
 ---|:---:|---