Remove redundant `apply_one` function

Signed-off-by: Alexis Sellier <alexis@radicle.xyz>

radicle/src/cob/patch.rs

@@ -228,13 +228,6 @@ impl Patch {
     /// Apply a list of operations to the state.
     pub fn apply(&mut self, ops: impl IntoIterator<Item = Op>) -> Result<(), ApplyError> {
         for op in ops {
-            self.apply_one(op)?;
-        }
-        Ok(())
-    }
-
-    /// Apply a single op to the state.
-    pub fn apply_one(&mut self, op: Op) -> Result<(), ApplyError> {
             let id = op.id();
             let author = Author::new(op.author);
             let timestamp = op.timestamp;
@@ -315,6 +308,7 @@ impl Patch {
                     }
                 }
             }
+        }
         Ok(())
     }
 }