fix doc comment

Author: adambkaplan

pkg/build/apis/build/types.go

@@ -684,7 +684,7 @@ type ConfigMapBuildSource struct {
 	// build.
 	ConfigMap kapi.LocalObjectReference
 
-	// DestinationDir is the directory where the files from the secret should be
+	// DestinationDir is the directory where the files from the configMap should be
 	// available for the build time.
 	// For the Source build strategy, these will be injected into a container
 	// where the assemble script runs.