chore(deps): update dependency com.google.cloud:google-cloud-bigtable to v2.19.1 (#1635)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-bigtable](https://togithub.com/googleapis/java-bigtable) | `2.19.0` -> `2.19.1` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.19.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.19.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.19.1/compatibility-slim/2.19.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.19.1/confidence-slim/2.19.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

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

### [`v2.19.1`](https://togithub.com/googleapis/java-bigtable/blob/HEAD/CHANGELOG.md#&#8203;2191-httpsgithubcomgoogleapisjava-bigtablecomparev2190v2191-2023-02-16)

[Compare Source](https://togithub.com/googleapis/java-bigtable/compare/v2.19.0...v2.19.1)

##### Bug Fixes

-   Change the return type of Heartbeat::getEstimatedLowWatermark to long ([#&#8203;1631](https://togithub.com/googleapis/java-bigtable/issues/1631)) ([a101494](https://togithub.com/googleapis/java-bigtable/commit/a101494909226114fd951c94348878bf38453793))
-   Fix connectivity error count calculation ([#&#8203;1632](https://togithub.com/googleapis/java-bigtable/issues/1632)) ([0803785](https://togithub.com/googleapis/java-bigtable/commit/0803785694874001a6ffbfe3245e84a23cb905ae))
-   **test:** Fix flaky test ([#&#8203;1633](https://togithub.com/googleapis/java-bigtable/issues/1633)) ([fc29cd3](https://togithub.com/googleapis/java-bigtable/commit/fc29cd35101fd6a6262aea8648bc06bd20ce3d10))

##### Dependencies

-   Update dependency org.graalvm.buildtools:junit-platform-native to v0.9.20 ([#&#8203;1626](https://togithub.com/googleapis/java-bigtable/issues/1626)) ([0865023](https://togithub.com/googleapis/java-bigtable/commit/08650238a806367c94072b51029010272c966148))
-   Update dependency org.graalvm.buildtools:native-maven-plugin to v0.9.20 ([#&#8203;1627](https://togithub.com/googleapis/java-bigtable/issues/1627)) ([782e81f](https://togithub.com/googleapis/java-bigtable/commit/782e81f6e64c1d8015fddf2219d590c77217584d))

</details>

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Author: renovate-bot

README.md

@@ -41,7 +41,7 @@ If you are using Maven without BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigtable</artifactId>
-  <version>2.19.0</version>
+  <version>2.19.1</version>
 </dependency>
 
 ```
@@ -56,13 +56,13 @@ implementation 'com.google.cloud:google-cloud-bigtable'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-bigtable:2.19.0'
+implementation 'com.google.cloud:google-cloud-bigtable:2.19.1'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-bigtable" % "2.19.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-bigtable" % "2.19.1"
 ```
 
 ## Authentication

samples/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigtable</artifactId>
-      <version>2.19.0</version>
+      <version>2.19.1</version>
     </dependency>
     <!-- [END bigtable_install_without_bom] -->