chore: made clippy happy

src/any/difficulty/mod.rs

@@ -330,11 +330,8 @@ impl Difficulty {
     }
 
     pub(crate) fn get_clock_rate(&self) -> f64 {
-        let clock_rate = self
-            .clock_rate
-            .map_or(self.mods.clock_rate(), non_zero_u64_to_f64);
-
-        f64::from(clock_rate)
+        self.clock_rate
+            .map_or(self.mods.clock_rate(), non_zero_u64_to_f64)
     }
 
     pub(crate) fn get_passed_objects(&self) -> usize {

src/model/beatmap/attributes.rs

@@ -227,10 +227,7 @@ impl BeatmapAttributesBuilder {
     /// Calculate the AR and OD hit windows.
     pub fn hit_windows(&self) -> HitWindows {
         let mods = &self.mods;
-
-        let clock_rate = self
-            .clock_rate
-            .unwrap_or_else(|| f64::from(mods.clock_rate()));
+        let clock_rate = self.clock_rate.unwrap_or_else(|| mods.clock_rate());
 
         let ar_clock_rate = if self.ar.with_mods() { 1.0 } else { clock_rate };
         let od_clock_rate = if self.od.with_mods() { 1.0 } else { clock_rate };
@@ -312,9 +309,7 @@ impl BeatmapAttributesBuilder {
     /// Calculate the [`BeatmapAttributes`].
     pub fn build(&self) -> BeatmapAttributes {
         let mods = &self.mods;
-        let clock_rate = self
-            .clock_rate
-            .unwrap_or_else(|| f64::from(mods.clock_rate()));
+        let clock_rate = self.clock_rate.unwrap_or_else(|| mods.clock_rate());
 
         // HP
         let mut hp = self.hp.value(mods, GameMods::hp);