Remove not needed if

Change-Id: Idffda347153420743799beba0668a91c66d07c5b
diff --git a/docker_entrypoint/monitoring/__init__.py b/docker_entrypoint/monitoring/__init__.py
index c02a5ac..e5c0e3e 100644
--- a/docker_entrypoint/monitoring/__init__.py
+++ b/docker_entrypoint/monitoring/__init__.py
@@ -34,8 +34,7 @@
 
 def send_signal(pid, sig):
     LOG.debug('Sending signal %d to pid %d', sig, pid)
-    if PID:
-        os.kill(pid, sig)
+    os.kill(pid, sig)
 
 
 def demote(demote_uid, demote_gid):