docs(trac): Clarify schema.json limit

[bc-tatiana]

[DEVDOCS-] N/A

What changed?

• Adds a clarification that the 64 KB size limit for schema.json is calculated after the file has been minimized.

Release notes draft

Clarified that the 64 KB size limit for schema.json applies to the minimized file size.

Anything else?

N/A

ping {@rtalvarez}