@Override
			public void visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index) {
				super.visitLocalVariable(name, desc, map(signature, Types.SignatureContext.FIELD), start, end, index);
			}
@return {@code true} if any illegal signatures were removed.
recaf-core/src/main/java/software/coley/recaf/util/visitors/IllegalSignatureRemovingVisitor.java