DEB distribution packages missing testS3Connection file

Build tested: 5.5.1 (Drone #1315, for columnstore-5.5.1-1 branch)

For S3 storage, ColumnStore installation failed for the follow OSs. These are the only ones I have tried.

Debian 9, 10
Ubuntu 18.04, 20.04

s1pm1: /usr/bin/columnstore-post-install: line 301: /usr/bin/testS3Connection: No such file or directory
s1pm1: There was an error validating the settings used to access S3.
s1pm1: The specified user or role must have GET, PUT, HEAD, and DELETE permissions to the bucket.
s1pm1: Verify the following environment variables are correct:
s1pm1: MCS_S3_BUCKET
s1pm1: MCS_S3_ENDPOINT
s1pm1: MCS_S3_ACCESS_KEY_ID
s1pm1: MCS_S3_SECRET_ACCESS_KEY
s1pm1: MCS_S3_REGION
s1pm1: MCS_S3_ROLE_NAME (optional)
s1pm1: MCS_S3_STS_REGION (optional)
s1pm1: MCS_S3_STS_ENDPOINT (optional)
s1pm1: After environment variables are fixed, run command: columnstore-post-install