Correcting minor spelling error in docs/manual/latest/type Type Parameter section

Author: chalkedgoose

pages/docs/manual/latest/type.mdx

@@ -96,7 +96,7 @@ var x = 10;
 
 ## Type Parameter (Aka Generic)
 
-Types can accept parameters, akin to generics in other languages. The parameters' name **need** to start with `'`.
+Types can accept parameters, akin to generics in other languages. The parameters' names **need** to start with `'`.
 
 The use-case of a parameterized type is to kill duplications. Before:
 

pages/docs/manual/v8.0.0/type.mdx

@@ -114,7 +114,7 @@ var x = 10;
 
 ## Type Parameter (Aka Generic)
 
-Types can accept parameters, akin to generics in other languages. The parameters' name **need** to start with `'`.
+Types can accept parameters, akin to generics in other languages. The parameters' names **need** to start with `'`.
 
 The use-case of a parameterized type is to kill duplications. Before: