build: missing closing paren in publish script (#236)

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Source-Link: googleapis/synthtool@d82decc

packages/google-devtools-containeranalysis/synth.metadata

@@ -19,7 +19,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "799d8e6522c1ef7cb55a70d9ea0b15e045c3d00b"
+        "sha": "d82deccf657a66e31bd5da9efdb96c6fa322fc7e"
       }
     }
   ],