Don't inject clippy into the rls anymore

Author: oli-obk

src/bootstrap/tool.rs

@@ -556,15 +556,6 @@ tool_extended!((self, builder),
     };
     Miri, miri, "src/tools/miri", "miri", {};
     Rls, rls, "src/tools/rls", "rls", {
-        let clippy = builder.ensure(Clippy {
-            compiler: self.compiler,
-            target: self.target,
-            extra_features: Vec::new(),
-        });
-        let channel = &builder.config.channel;
-        if clippy.is_some() && channel != "stable" && channel != "beta" {
-            self.extra_features.push("clippy".to_owned());
-        }
         builder.ensure(native::Openssl {
             target: self.target,
         });