deps: update dependency com.google.cloud:google-cloud-pubsub-bom to v1.112.5 (#637)

[![WhiteSource Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-pubsub-bom](https://togithub.com/googleapis/java-pubsub) | `1.112.3` -> `1.112.5` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.112.5/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.112.5/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.112.5/compatibility-slim/1.112.3)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.112.5/confidence-slim/1.112.3)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/java-pubsub</summary>

### [`v1.112.5`](https://togithub.com/googleapis/java-pubsub/blob/master/CHANGELOG.md#&#8203;11125-httpswwwgithubcomgoogleapisjava-pubsubcomparev11124v11125-2021-05-14)

[Compare Source](https://togithub.com/googleapis/java-pubsub/compare/v1.112.4...v1.112.5)

### [`v1.112.4`](https://togithub.com/googleapis/java-pubsub/blob/master/CHANGELOG.md#&#8203;11124-httpswwwgithubcomgoogleapisjava-pubsubcomparev11123v11124-2021-05-12)

[Compare Source](https://togithub.com/googleapis/java-pubsub/compare/v1.112.3...v1.112.4)

</details>

---

### Configuration

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

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

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

🔕 **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-pubsublite).

Author: renovate-bot

pom.xml

@@ -25,7 +25,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub-bom</artifactId>
-        <version>1.112.3</version>
+        <version>1.112.5</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>