Fix a small typo in `SystemClock` class docs.

----
Fix typo in SystemClock.java

Change-Id: I6bd0aae838e7c8ab2874d8a87bd174a887a145e0

1 files changed, 1 insertions, 1 deletions

diff --git a/core/java/android/os/SystemClock.java b/core/java/android/os/SystemClock.java
index 23bd30a21c4c..d0c23becc45e 100644
--- a/core/java/android/os/SystemClock.java
+++ b/core/java/android/os/SystemClock.java
@@ -60,7 +60,7 @@ import java.time.ZoneOffset;
  *     sleep (CPU off, display dark, device waiting for external input),
  *     but is not affected by clock scaling, idle, or other power saving
  *     mechanisms.  This is the basis for most interval timing
- *     such as {@link Thread#sleep(long) Thread.sleep(millls)},
+ *     such as {@link Thread#sleep(long) Thread.sleep(millis)},
  *     {@link Object#wait(long) Object.wait(millis)}, and
  *     {@link System#nanoTime System.nanoTime()}.  This clock is guaranteed
  *     to be monotonic, and is suitable for interval timing when the