Apply suggestions from code review

Co-Authored-By: Ryan Curtin <ryan@ratml.org>

src/mlpack/bindings/go/print_doc_functions_impl.hpp

@@ -344,7 +344,7 @@ std::string ProgramCall(const std::string& programName, Args... args)
   result = result + oss.str();
   oss.str(""); // Reset it.
 
-  // Now process each input required parameters.
+  // Now process each required input parameter.
   oss << PrintInputOptions(args...);
   std::string input = oss.str();
   if (input != "")

src/mlpack/bindings/go/tests/go_binding_test.go

@@ -9,7 +9,7 @@ import (
 
 func TestRunBindingNoFlag(t *testing.T) {
   t.Log("Test that when we run the binding correctly (with correct", 
-        "input parameters), we get the expected output.")
+        " input parameters), we get the expected output.")
   param := mlpack.InitializeTestGoBinding()
   d := 4.0
   i := 12