Update WordPressComRESTAPIInterfacing to generate Any in Swift

Author: mokagio

Sources/WordPressKit/WordPressAPI/WordPressComRESTAPIInterfacing.h

@@ -6,13 +6,17 @@
 
 @property (strong, nonatomic, readonly) NSURL * _Nonnull baseURL;
 
+/// - Note: `parameters` has `id` instead of the more common `NSObject *` as its value type so it will convert to `AnyObject` in Swift.
+///         In Swift, it's simpler to work with `AnyObject` than with `NSObject`. For example `"abc" as AnyObject` over `"abc" as NSObject`.
 - (NSProgress * _Nullable)get:(NSString * _Nonnull)URLString
-                   parameters:(NSDictionary<NSString *, NSObject *> * _Nullable)parameters
+                   parameters:(NSDictionary<NSString *, id> * _Nullable)parameters
                       success:(void (^ _Nonnull)(id _Nonnull, NSHTTPURLResponse * _Nullable))success
                       failure:(void (^ _Nonnull)(NSError * _Nonnull, NSHTTPURLResponse * _Nullable))failure;
 
+/// - Note: `parameters` has `id` instead of the more common `NSObject *` as its value type so it will convert to `AnyObject` in Swift.
+///         In Swift, it's simpler to work with `AnyObject` than with `NSObject`. For example `"abc" as AnyObject` over `"abc" as NSObject`.
 - (NSProgress * _Nullable)post:(NSString * _Nonnull)URLString
-                    parameters:(NSDictionary<NSString *, NSObject *> * _Nullable)parameters
+                    parameters:(NSDictionary<NSString *, id> * _Nullable)parameters
                        success:(void (^ _Nonnull)(id _Nonnull, NSHTTPURLResponse * _Nullable))success
                        failure:(void (^ _Nonnull)(NSError * _Nonnull, NSHTTPURLResponse * _Nullable))failure;
 

Sources/WordPressKit/WordPressAPI/WordPressComRestApi.swift

@@ -615,20 +615,34 @@ extension WordPressComRestApi: WordPressComRESTAPIInterfacing {
     // The same applies for the other methods below.
     public func get(
         _ URLString: String,
-        parameters: [String: NSObject]?,
+        parameters: [String: Any]?,
         success: @escaping (Any, HTTPURLResponse?) -> Void,
         failure: @escaping (any Error, HTTPURLResponse?) -> Void
     ) -> Progress? {
-        GET(URLString, parameters: parameters, success: success, failure: failure)
+        GET(
+            URLString,
+            // It's possible `WordPressComRestApi` could be updated to use `[String: Any]` instead.
+            // But leaving that investigation for later.
+            parameters: parameters as? [String: AnyObject],
+            success: success,
+            failure: failure
+        )
     }
 
     public func post(
         _ URLString: String,
-        parameters: [String: NSObject]?,
+        parameters: [String: Any]?,
         success: @escaping (Any, HTTPURLResponse?) -> Void,
         failure: @escaping (any Error, HTTPURLResponse?) -> Void
     ) -> Progress? {
-        POST(URLString, parameters: parameters, success: success, failure: failure)
+        POST(
+            URLString,
+            // It's possible `WordPressComRestApi` could be updated to use `[String: Any]` instead.
+            // But leaving that investigation for later.
+            parameters: parameters as? [String: AnyObject],
+            success: success,
+            failure: failure
+        )
     }
 
     public func multipartPOST(