Revert "don't merge"

This reverts commit cdf4d17.

Author: asthamohta

samples/snippets/pom.xml

@@ -45,22 +45,6 @@
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner</artifactId>
     </dependency>
-    <dependency>
-      <groupId>com.google.cloud</groupId>
-      <artifactId>google-cloud-spanner</artifactId>
-      <version>6.23.2-SNAPSHOT</version>
-    </dependency>
-    <dependency>
-      <groupId>com.google.api.grpc</groupId>
-      <artifactId>proto-google-cloud-spanner-admin-database-v1</artifactId>
-      <version>6.23.2-SNAPSHOT</version>
-    </dependency>
-    <dependency>
-      <groupId>com.google.api.grpc</groupId>
-      <artifactId>grpc-google-cloud-spanner-admin-database-v1</artifactId>
-      <version>6.23.2-SNAPSHOT</version>
-    </dependency>
-
     <!-- [END spanner_install_with_bom] -->
 
     <dependency>