Remove unused import.

src/renderer/parameters_context.rs

@@ -1,7 +1,6 @@
 use crate::parser::Filter;
 use crate::parser::KVPair;
 use crate::parser::OwnedLiteral;
-use crate::parser::PartialNameElement;
 use crate::parser::RValue;
 use crate::renderer::breadcrumb_tree::BreadcrumbTreeElement;
 use crate::renderer::context_element::CompareContextElement;