time extent: use snake_case for module name

Rename: from timeextent to time_extent.

Co-authored-by: Jose Celano <[email protected]>

Author: da2ce7

src/protocol/clock/mod.rs

@@ -247,4 +247,4 @@ mod stopped_clock {
     }
 }
 
-pub mod timeextent;
+pub mod time_extent;

src/protocol/clock/timeextent.rs renamed to src/protocol/clock/time_extent.rs

@@ -157,7 +157,7 @@ pub type DefaultTimeExtentMaker = StoppedTimeExtentMaker;
 #[cfg(test)]
 mod test {
 
-    use crate::protocol::clock::timeextent::{
+    use crate::protocol::clock::time_extent::{
         checked_duration_from_nanos, DefaultTimeExtentMaker, Extent, MakeTimeExtent, TimeExtent, TimeExtentBase,
         TimeExtentProduct,
     };