Apply docstring changes

Co-authored-by: Erik Krogh Kristensen <erik-krogh@github.com>

javascript/ql/lib/change-notes/2023-11-27-cors-permissive-configuarion.md

@@ -1,4 +1,4 @@
 ---
 category: minorAnalysis
 ---
-* Added a new experimental query, `js/cors-misconfiguration` covering `cors` and `apollo`. 
+* Added a new experimental query, `js/cors-misconfiguration`, which detects misconfigured CORS HTTP headers in the `cors` and `apollo` libraries. 

javascript/ql/lib/semmle/javascript/frameworks/Apollo.qll

@@ -24,7 +24,7 @@ module Apollo {
         ]).getMember("gql")
   }
 
-  /** A string that is interpreted as a GraphQL query by a `graphql` package. */
+  /** An instantiation of an `ApolloServer`.  */
   class ApolloServer extends API::NewNode {
     ApolloServer() { this = apollo().getAnInstantiation() }
   }

javascript/ql/lib/semmle/javascript/frameworks/Cors.qll

@@ -4,7 +4,7 @@
 
 import javascript
 
-/** Provides classes modeling [cors](https://npmjs.com/package/cors) library. */
+/** Provides classes modeling the [cors](https://npmjs.com/package/cors) library. */
 module Cors {
   /**
    * An expression that creates a new CORS configuration.
@@ -18,7 +18,7 @@ module Cors {
     /** Holds if cors is using default configuration */
     predicate isDefault() { this.getNumArgument() = 0 }
 
-    /** Gets the value of origin */
+    /** Gets the value of the `origin` option used to configure this Cors instance. */
     DataFlow::Node getOrigin() { result = this.getOptionArgument(0, "origin") }
   }
 }