Add v1.12.2 limitation callout for PAST LIMIT and FUTURE LIMIT

[Copilot]

In InfluxDB v1.12.2, PAST LIMIT and FUTURE LIMIT cannot be modified after initial creation. Added Important callouts to both InfluxDB OSS and Enterprise v1 documentation.

Changes

• Added callout after PAST LIMIT definition in content/influxdb/v1/query_language/manage-database.md
• Added callout after FUTURE LIMIT definition in content/influxdb/v1/query_language/manage-database.md
• Added callout after PAST LIMIT definition in content/enterprise_influxdb/v1/query_language/manage-database.md
• Added callout after FUTURE LIMIT definition in content/enterprise_influxdb/v1/query_language/manage-database.md

Callout text:

> [!Important]
> In InfluxDB v1.12.2, `PAST LIMIT` cannot be changed after it is set.
> This will be fixed in a future release.

• Signed the InfluxData CLA
  (if necessary)
• Rebased/mergeable

Original prompt

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This section details on the original issue you should resolve

<issue_title>FUTURE LIMIT and PAST LIMIT are not changeable in v1.12.2</issue_title>
<issue_description>Currently in v1.12.2, limits are not changeable.
Expected to be fixed in 1.12.3.
Add a callout to the pages in PR #6591

See related:
Originally posted by @davidby-influx in #6591 (comment)
</issue_description>

<agent_instructions>@copilot For InfluxDB v1, add a callout that currently in v1.12.2, [FUTURE LIMIT <duration>] [PAST LIMIT <duration>] limits can't be changed and that this will be fixed in a future release. (See comment by davidby-influx)</agent_instructions>

Comments on the Issue (you are @copilot in this section)

• Fixes FUTURE LIMIT and PAST LIMIT are not changeable in v1.12.2 #6606

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