debian: update package version 3.15.0

Signed-off-by: Steve Jeong <how2soft@gmail.com>
Change-Id: Ia8921bc2b1f444412e0e8003ba499490b3883107
diff --git a/debian/changelog b/debian/changelog
index 8f629cb..3de3b7e 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+odroid-wiringpi (3.15.0) stable; urgency=medium
+
+  * ODROID-COMMON: Rename scripts that access system nodes to more generic.
+
+ -- Steve Jeong <how2soft@gmail.com>  Thu, 20 Apr 2023 10:22:38 +0900
+
 odroid-wiringpi (3.14.6) stable; urgency=medium
 
   * ODROID-XU3/4: fix wiringPiISR.