deps: update opencensus.version to v0.31.0 (#585)

Author: renovate-bot

Diff for: java-shared-dependencies/third-party-dependencies/pom.xml

@@ -61,7 +61,7 @@
     <threeten.version>1.5.2</threeten.version>
     <javax.annotations.version>1.3.2</javax.annotations.version>
     <animal-sniffer.version>1.20</animal-sniffer.version>
-    <opencensus.version>0.30.0</opencensus.version>
+    <opencensus.version>0.31.0</opencensus.version>
     <findbugs.version>3.0.2</findbugs.version>
     <errorprone.version>2.11.0</errorprone.version>
     <jackson.version>2.13.1</jackson.version>