test(deps): update dependency com.google.truth:truth to v1.1.2 (#414)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.truth:truth](com/google/truth/truth) | `1.1` -> `1.1.2` | [![age](https://badges.renovateapi.com/packages/maven/com.google.truth:truth/1.1.2/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.truth:truth/1.1.2/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.truth:truth/1.1.2/compatibility-slim/1.1)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.truth:truth/1.1.2/confidence-slim/1.1)](https://docs.renovatebot.com/merge-confidence/) |

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dialogflow/snippets/pom.xml

@@ -62,7 +62,7 @@
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>
-      <version>1.1</version>
+      <version>1.1.2</version>
       <scope>test</scope>
     </dependency>
   </dependencies>