Defined the "render(_: on: )" function for the TemplateServicing protocol in the library target.

Library/Sources/Public/Protocols/TemplateServicing.swift

@@ -0,0 +1,7 @@
+public protocol TemplateServicing {
+    
+    // MARK: Functions
+    
+    func render(_ object: Any, on template: String) async throws (RenderServiceError) -> String
+    
+}