ignore nanosec precision tests on apple m1 (bevyengine#6377)

# Objective

- Some tests are very flaky on a m1
- m1 currently have a 41 ns precision

## Solution

- Do not run tests that compare a `Duration` or a `f64` on a m1 (and m2)

Author: mockersf

crates/bevy_time/src/time.rs

@@ -442,6 +442,9 @@ mod tests {
     }
 
     #[test]
+    // Don't run on a m1 as they have a 41ns precision
+    // https://github.com/rust-lang/rust/issues/91417
+    #[cfg(not(all(target_arch = "aarch64", target_vendor = "apple")))]
     fn update_test() {
         let start_instant = Instant::now();
         let mut time = Time::new(start_instant);
@@ -574,6 +577,9 @@ mod tests {
     }
 
     #[test]
+    // Don't run on a m1 as they have a 41ns precision
+    // https://github.com/rust-lang/rust/issues/91417
+    #[cfg(not(all(target_arch = "aarch64", target_vendor = "apple")))]
     fn relative_speed_test() {
         let start_instant = Instant::now();
         let mut time = Time::new(start_instant);
@@ -676,6 +682,9 @@ mod tests {
     }
 
     #[test]
+    // Don't run on a m1 as they have a 41ns precision
+    // https://github.com/rust-lang/rust/issues/91417
+    #[cfg(not(all(target_arch = "aarch64", target_vendor = "apple")))]
     fn pause_test() {
         let start_instant = Instant::now();
         let mut time = Time::new(start_instant);