chore: remove duplicated dependency management of generated protos

All of these versions are already set in google-cloud-bigtable-bom which is used by all of the artifacts already

Change-Id: I0e14e4c477d3b60e3635ec741b8294c2ad39c581

Author: igorbernstein2

pom.xml

@@ -148,33 +148,6 @@
 
     <dependencyManagement>
         <dependencies>
-            <!-- Production Deps have been moved to google-cloud-bigtable-deps-bom -->
-
-            <dependency>
-                <groupId>com.google.api.grpc</groupId>
-                <artifactId>proto-google-cloud-bigtable-v2</artifactId>
-                <version>2.61.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigtable-v2:current} -->
-            </dependency>
-            <dependency>
-                <groupId>com.google.api.grpc</groupId>
-                <artifactId>proto-google-cloud-bigtable-admin-v2</artifactId>
-                <version>2.61.1-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigtable-admin-v2:current} -->
-            </dependency>
-            <dependency>
-                <groupId>com.google.api.grpc</groupId>
-                <artifactId>grpc-google-cloud-bigtable-v2</artifactId>
-                <version>2.61.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigtable-v2:current} -->
-            </dependency>
-            <dependency>
-                <groupId>com.google.api.grpc</groupId>
-                <artifactId>grpc-google-cloud-bigtable-admin-v2</artifactId>
-                <version>2.61.1-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigtable-admin-v2:current} -->
-            </dependency>
-            <dependency>
-                <groupId>com.google.cloud</groupId>
-                <artifactId>google-cloud-bigtable</artifactId>
-                <version>2.61.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigtable:current} -->
-            </dependency>
             <!-- Test Deps in alphabetical order -->
             <dependency>
                 <groupId>com.google.cloud</groupId>