deps: update dependency com.google.cloud:google-cloud-pubsub to v1.123.19 (#1465)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-pubsub](https://togithub.com/googleapis/java-pubsub) | `1.123.18` -> `1.123.19` | [![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.cloud:google-cloud-pubsub/1.123.19?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.cloud:google-cloud-pubsub/1.123.19?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.cloud:google-cloud-pubsub/1.123.18/1.123.19?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.cloud:google-cloud-pubsub/1.123.18/1.123.19?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/java-pubsub (com.google.cloud:google-cloud-pubsub)</summary>

### [`v1.123.19`](https://togithub.com/googleapis/java-pubsub/blob/HEAD/CHANGELOG.md#112319-2023-07-25)

##### Dependencies

-   Update dependency com.google.cloud:google-cloud-bigquery to v2.30.1 ([#&#8203;1656](https://togithub.com/googleapis/java-pubsub/issues/1656)) ([4fe4bc4](https://togithub.com/googleapis/java-pubsub/commit/4fe4bc49d82753e3e185f0a2c4694d80e48808f7))
-   Update dependency com.google.cloud:google-cloud-core to v2.21.1 ([#&#8203;1662](https://togithub.com/googleapis/java-pubsub/issues/1662)) ([e10292c](https://togithub.com/googleapis/java-pubsub/commit/e10292c16f24870a91584f716545ff210302a7bc))
-   Update dependency com.google.cloud:google-cloud-shared-dependencies to v3.13.1 ([#&#8203;1663](https://togithub.com/googleapis/java-pubsub/issues/1663)) ([50f4ff1](https://togithub.com/googleapis/java-pubsub/commit/50f4ff10140699a02d1ec550b05ff6d1aa39c762))
-   Update dependency org.junit.vintage:junit-vintage-engine to v5.10.0 ([#&#8203;1666](https://togithub.com/googleapis/java-pubsub/issues/1666)) ([d8712a3](https://togithub.com/googleapis/java-pubsub/commit/d8712a31459b8f9497dff7a866c8a8795ca60af9))
-   Update dependency org.xerial.snappy:snappy-java to v1.1.10.3 ([#&#8203;1665](https://togithub.com/googleapis/java-pubsub/issues/1665)) ([ad1c515](https://togithub.com/googleapis/java-pubsub/commit/ad1c5157eadc4bf2d43b7dc332ac4150d732912d))

</details>

---

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Author: renovate-bot

README.md

@@ -25,7 +25,7 @@ If you are using Maven, add this to your pom.xml file:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.123.18</version>
+  <version>1.123.19</version>
 </dependency>
 
 ```

google-cloud-pubsublite/pom.xml

@@ -46,7 +46,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.123.18</version>
+      <version>1.123.19</version>
     </dependency>
     <dependency>
       <groupId>com.google.api.grpc</groupId>

samples/snapshot/pom.xml

@@ -51,7 +51,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.123.18</version>
+      <version>1.123.19</version>
     </dependency>
 
     <dependency>

samples/snippets/pom.xml

@@ -51,7 +51,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.123.18</version>
+      <version>1.123.19</version>
     </dependency>
     <!-- [END pubsublite_java_dependencies] -->
     <!-- [END pubsublite_install_without_bom] -->