SAMZA-2776: Upgrade Azure libraries in module samza-azure.

[ehoner]

Issues

The com.azure and com.microsoft dependencies in samza-azure are outdated. These should be updated to their newest versions. These libraries have undergone significant changes and are available only in their legacy locations.

Changes

No changes are made to Samza's public APIs. All changes are required by changes in the updated libraries. No unit tests were changed. An itemized description of the underlying changes is below.

The file samza-azure/samza-azure-dependencies.txt was added and removed, intended for review/discussion purposes only [de23888].

EventHubClient.java

1. Public method renamed.
   1. createSync => createFromConnectionStringSync
   2. Event Hubs Java RBAC support Azure/azure-sdk-for-java#4498
2. Public method parameter changed.
   1. Exector => ScheduledExecutorService
   2. (large refactor) - Azure/azure-sdk-for-java/a8c2f43 -- see git-subtree-split: e68c319

EventData.java

1. Added new public method.
   1. void setSystemProperties(SystemProperties props);
   2. Pull latest changes from azure-event-hubs-java Azure/azure-sdk-for-java#3474
   3. Implementation copied from EventData.java.
2. Implements Comparable<EventData>
   1. (large refactor) - Azure/azure-sdk-for-java/e68c319

PartitionReceiver.java

1. Removed public APIs
   1. void setPrefetchCount(final int prefetchCount) throws EventHubException;
   2. (large refactor) - Azure/azure-sdk-for-java/e68c319
   3. Requires use of RecieverOptions object (no functionality lost).

Tests

No tests added. All tests are passing.

[ehoner]

@hshukla

[ehoner]

Value is unused.