Fix bug in StatsService which prevents any shell command from execution.

Bug: 149691126
Test: adb shell cmd stats
Change-Id: I71befdd02e61de0f39cdff9694d4ab07abb1799c
diff --git a/cmds/statsd/src/StatsService.cpp b/cmds/statsd/src/StatsService.cpp
index 7087c68..7ab6c71 100644
--- a/cmds/statsd/src/StatsService.cpp
+++ b/cmds/statsd/src/StatsService.cpp
@@ -280,7 +280,7 @@
 status_t StatsService::handleShellCommand(int in, int out, int err, const char** argv,
                                           uint32_t argc) {
     uid_t uid = AIBinder_getCallingUid();
-    if (uid != AID_ROOT || uid != AID_SHELL) {
+    if (uid != AID_ROOT && uid != AID_SHELL) {
         return PERMISSION_DENIED;
     }