chore(python): remove one remaining extra bash line (#565) (#921)

This PR was generated using Autosynth. :rainbow:

Synth log will be available here:
https://source.cloud.google.com/results/invocations/114f5035-f0cf-4ea6-8fee-cdb41d93a838/targets

Source-Link: https://github.com/googleapis/synthtool/commit/d2364eb80b840a36136c8ce12f1c6efabcc9600e
diff --git a/synth.metadata b/synth.metadata
index d06a0f1..f002cd6 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -1,11 +1,17 @@
 {
-  "updateTime": "2020-03-30T20:47:31.469660Z",
   "sources": [
     {
       "git": {
+        "name": ".",
+        "remote": "https://github.com/googleapis/google-api-python-client.git",
+        "sha": "b8458c0b73030155b64a3c2392b2f70e5fbc3baf"
+      }
+    },
+    {
+      "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "f5e8c88d9870d8aa4eb43fa0b39f07e02bfbe4df"
+        "sha": "d2364eb80b840a36136c8ce12f1c6efabcc9600e"
       }
     }
   ]