Fix other clippy errors

Author: chitoyuu

gdnative-core/src/export/method.rs

@@ -96,9 +96,10 @@ type ScriptMethodFn = unsafe extern "C" fn(
     *mut *mut sys::godot_variant,
 ) -> sys::godot_variant;
 
-#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
+#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug, Default)]
 #[non_exhaustive]
 pub enum RpcMode {
+    #[default]
     Disabled,
     Remote,
     RemoteSync,
@@ -108,13 +109,6 @@ pub enum RpcMode {
     PuppetSync,
 }
 
-impl Default for RpcMode {
-    #[inline]
-    fn default() -> Self {
-        RpcMode::Disabled
-    }
-}
-
 impl RpcMode {
     pub(crate) fn sys(self) -> sys::godot_method_rpc_mode {
         match self {

gdnative-core/src/lib.rs

@@ -27,7 +27,11 @@
 )]
 #![cfg_attr(
     any(test, feature = "gd-test"),
-    allow(clippy::excessive_precision, clippy::disallowed_names)
+    allow(
+        clippy::excessive_precision,
+        clippy::disallowed_names,
+        clippy::redundant_clone
+    )
 )]
 
 #[doc(hidden)]