Update ambientsdk version 1.5.2

Change-Id: I4bd2231f3eb047631b4bd1d3cbed2ffa21c610b8
diff --git a/ambientsdk/Android.mk b/ambientsdk/Android.mk
index 56ea1f4..c2565e2 100644
--- a/ambientsdk/Android.mk
+++ b/ambientsdk/Android.mk
@@ -21,7 +21,7 @@
 LOCAL_MAVEN_REPO := https://repo1.maven.org/maven2
 LOCAL_MAVEN_GROUP := com.cyngn.ambient
 LOCAL_MAVEN_ARTIFACT := ambientsdk
-LOCAL_MAVEN_VERSION := 1.4.0
+LOCAL_MAVEN_VERSION := 1.5.2
 LOCAL_MAVEN_PACKAGING := aar
 
 include $(BUILD_MAVEN_PREBUILT)