chore(deps): update dependency com.google.cloud:google-cloud-bigtable…

… to v2.15.0 (googleapis#1483)

* chore(deps): update dependency com.google.cloud:google-cloud-bigtable to v2.15.0

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

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>2.14.1</version>
+  <version>2.15.0</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:2.14.1'
+implementation 'com.google.cloud:google-cloud-bigtable:2.15.0'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-bigtable" % "2.14.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-bigtable" % "2.15.0"
 ```
 
 ## Authentication

samples/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigtable</artifactId>
-      <version>2.14.1</version>
+      <version>2.15.0</version>
     </dependency>
     <!-- [END bigtable_install_without_bom] -->