Duplicate vendordep uuids silently allowed

[sciencewhiz]

Right now, if there are multiple vendordeps with the same UUID, the first one found is used and others are silently ignored. This should throw an error, so that users can delete the wrong one.

native-utils/src/main/java/edu/wpi/first/nativeutils/vendordeps/WPIVendorDepsExtension.java

Lines 191 to 194 in dd5e4ca

	// Don"t double-add a dependency!
	if (dependencySet.findByName(dep.uuid) != null) {
	return;
	}