deps: update opencensus.version to v0.25.0 (#105)

Author: renovate-bot

pom.xml

@@ -161,7 +161,7 @@
     <junit.version>4.13</junit.version>
     <guava.version>28.2-android</guava.version>
     <threeten.version>1.4.1</threeten.version>
-    <opencensus.version>0.24.0</opencensus.version>
+    <opencensus.version>0.25.0</opencensus.version>
     <mockito.version>1.10.19</mockito.version>
     <javax.annotations.version>1.3.2</javax.annotations.version>
     <truth.version>1.0.1</truth.version>