Add botocore db.statement sanitization for dynamoDB

[nemoshlag]

trafficstars

Description

Added an optional query sanitizer to the botocore dynamoDB instrumentation. Usage BotocoreInstrumentor().instrument(sanitize_query=True)

This will affect the DB_STATEMENT value to contain the original query or sanitized one.

Fixes open-telemetry/opentelemetry-specification#1544
Following the specification discussion here

Type of change

Please delete options that are not relevant.

• [x] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [x] This change requires a documentation update

How Has This Been Tested?

• [x] Test A db.statement has been sanitized
• [x] Test B no side affects occurred on a query without a db.statement attribute

Does This PR Require a Core Repo Change?

• [x] No.

Checklist:

• [x] Followed the style guidelines of this project
• [x] Changelogs have been updated
• [x] Unit tests have been added
• [x] Documentation has been updated

[srikanthccv]

@mariojonke approve if your comments are addressed or request changes to prevent the accidental merge.

[ocelotl]

@nemoshlag are there any updates on the comments from @mariojonke?