GH-1257: cover arrow-memory-netty-buffer-patch in BOM

This package was missing in the BOM leaving it open
to becoming out of sync with the rest of the packages.

Closes #1257.

Author: no23reason

bom/pom.xml

@@ -179,6 +179,11 @@ under the License.
         <artifactId>arrow-memory-netty</artifactId>
         <version>${project.version}</version>
       </dependency>
+      <dependency>
+        <groupId>org.apache.arrow</groupId>
+        <artifactId>arrow-memory-netty-buffer-patch</artifactId>
+        <version>${project.version}</version>
+      </dependency>
       <dependency>
         <groupId>org.apache.arrow</groupId>
         <artifactId>arrow-memory-unsafe</artifactId>