Add support for the DB Connector outbound operations as spans

[avioconsulting-devops]

Add support for creating spans for DB connector operations and capture any relevant data in tags, using standard defined open tracing tags if they exist.

[manikmagar]

OpenTelemetry Semantic Conventions for database client calls - https://opentelemetry.io/docs/reference/specification/trace/semantic_conventions/database/.

[manikmagar]

PR #19 added support for following DB Operations -
"select", "update", "insert", "delete", "bulk-update", "bulk-insert", "bulk-delete",
"stored-procedure".

Missing operations are - "Execute DDL", "Execute Script", and "Query Single".

Missing Sources are - "On Table Row"