Removed GPL deps on gnu crypto from aerospike connector
### Motivation
There's an optional dependency on gnu-crypto for aerospike connector. We need to remove it to avoid license issue at release.
<groupId>com.aerospike</groupId>
<artifactId>aerospike-client</artifactId>
<version>${aerospike-client.version}</version>
+ <exclusions>
+ <exclusion>
+ <groupId>org.gnu</groupId>
+ <artifactId>gnu-crypto</artifactId>
+ </exclusion>
+ </exclusions>
</dependency>
</dependencies>
