Align stream composition with stream SDK architecture

[eltntawy]

Change stream composition structure to use stream-task-starter-parent instead of stream-compositions

<artifactId>stream-compositions</artifactId>
<groupId>com.backbase.stream</groupId>
<version>3.39.1</version>

to

<groupId>com.backbase.stream</groupId>
<artifactId>stream-task-starter-parent</artifactId>
<version>3.39.1</version>