Fix dev pid being first .bolt usage

Author: davegaeddert

bolt-dev/bolt/dev/pid.py

@@ -9,6 +9,7 @@ def __init__(self):
 
     def write(self):
         pid = os.getpid()
+        self.pidfile.parent.mkdir(parents=True, exist_ok=True)
         with self.pidfile.open("w+") as f:
             f.write(str(pid))