Make scripts/analyze-project-deps.py executable

llvm-svn: 306669
diff --git a/lldb/scripts/analyze-project-deps.py b/lldb/scripts/analyze-project-deps.py
old mode 100644
new mode 100755
index e06d703..52a880d
--- a/lldb/scripts/analyze-project-deps.py
+++ b/lldb/scripts/analyze-project-deps.py
@@ -1,3 +1,5 @@
+#! /usr/bin/env python
+
 import argparse
 import itertools
 import os
@@ -203,4 +205,4 @@
         for (node, inc, outg) in sorted:
             print "  {} [{} in, {} out]".format(node, inc, outg)
     sys.stdout.flush()
-pass
\ No newline at end of file
+pass