devel/rubygem-opentelemetry-helpers-sql: Add rubygem-opentelemetry-helpers-sql 0.1.1

This Ruby gem is intended to be used by the instrumentation libraries to provide
a common set of helpers for SQL-related spans. It is not intended to be used
directly by applications.

(cherry picked from commit 3df83a581816f5e1ac3272bd7e653d2479bfcc4f)