devel/rubygem-opentelemetry-helpers-sql-obfuscation: update to 0.4.0
Changes: https://github.com/open-telemetry/opentelemetry-ruby-contrib/blob/main/helpers/sql-obfuscation/CHANGELOG.md
(cherry picked from commit 00bdcd7418951c9fec5e3247b2d78a7196c5a56b)