deps: update dependency com.google.oauth-client:google-oauth-client-java6 to v1.31.2 (#912)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [com.google.oauth-client:google-oauth-client-java6](com/google/oauth-client/google-oauth-client-java6) | patch | `1.31.1` -> `1.31.2` |

---

### Renovate configuration

:date: **Schedule**: At any time (no schedule defined).

:vertical_traffic_light: **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

:recycle: **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

:no_bell: **Ignore**: Close this PR and you won't be reminded about this update again.

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

This PR has been generated by [WhiteSource Renovate](https://renovate.whitesourcesoftware.com). View repository job log [here](https://app.renovatebot.com/dashboard#github/googleapis/java-bigquery).

Author: renovate-bot

samples/install-without-bom/pom.xml

@@ -52,7 +52,7 @@
     <dependency>
       <groupId>com.google.oauth-client</groupId>
       <artifactId>google-oauth-client-java6</artifactId>
-      <version>1.31.1</version>
+      <version>1.31.2</version>
     </dependency>
     <dependency>
       <groupId>com.google.oauth-client</groupId>

samples/snapshot/pom.xml

@@ -50,7 +50,7 @@
     <dependency>
       <groupId>com.google.oauth-client</groupId>
       <artifactId>google-oauth-client-java6</artifactId>
-      <version>1.31.1</version>
+      <version>1.31.2</version>
     </dependency>
     <dependency>
       <groupId>com.google.oauth-client</groupId>

samples/snippets/pom.xml

@@ -63,7 +63,7 @@
     <dependency>
       <groupId>com.google.oauth-client</groupId>
       <artifactId>google-oauth-client-java6</artifactId>
-      <version>1.31.1</version>
+      <version>1.31.2</version>
     </dependency>
     <dependency>
       <groupId>com.google.oauth-client</groupId>