Move coverage tests from run-make-fulldeps to run-make

Fixes: #83830

Author: richkadel

src/bootstrap/test.rs

@@ -1197,7 +1197,7 @@ note: if you're sure you want to do this, please open an issue as to why. In the
                 .arg(builder.ensure(tool::JsonDocCk { compiler: json_compiler, target }));
         }
 
-        if mode == "run-make" && suite.ends_with("fulldeps") {
+        if mode == "run-make" && !suite.ends_with("fulldeps") {
             let rust_demangler = builder
                 .ensure(tool::RustDemangler { compiler, target, extra_features: Vec::new() })
                 .expect("in-tree tool");