remove extra semicolons [-Wextra-semi]

Bug: n/a
Test: no errors with -Werror,-Wextra-semi
Change-Id: If523cadea4c6f02a9155fb7482ba5463fff7854a
diff --git a/libs/binder/PermissionCache.cpp b/libs/binder/PermissionCache.cpp
index 75a6d22..6eae5ef 100644
--- a/libs/binder/PermissionCache.cpp
+++ b/libs/binder/PermissionCache.cpp
@@ -27,7 +27,7 @@
 
 // ----------------------------------------------------------------------------
 
-ANDROID_SINGLETON_STATIC_INSTANCE(PermissionCache) ;
+ANDROID_SINGLETON_STATIC_INSTANCE(PermissionCache)
 
 // ----------------------------------------------------------------------------