Update configuration for Discord integration

[garrrikkotua]

Changes proposed ✍️

What

🤖 Generated by Copilot at 90187df

Increased the parameters and constants related to the Discord API requests and reduced the frequency of fetching the Discord data. These changes improve the performance and reliability of the Discord integration.
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🤖 Generated by Copilot at 90187df

To make the Discord integration faster
We tweaked some parameters and factors
We increased perPage
And DISCORD_RATE_LIMIT's gauge
And reduced the checkEvery factor

Why

How

🤖 Generated by Copilot at 90187df

• Increase the Discord API rate limit and the time window to avoid errors and improve performance (DISCORD_RATE_LIMIT, DISCORD_RATE_LIMIT_TIME, link)
• Reduce the frequency of fetching the Discord members and channels data to optimize resource usage (checkEvery, link)
• Increase the number of members and channels data per request to reduce pagination overhead (perPage, link, link)

Checklist ✅

• Label appropriately with Feature, Improvement, or Bug.
• Add screenshots to the PR description for relevant FE changes
• New backend functionality has been unit-tested.
• API documentation has been updated (if necessary) (see docs on API documentation).
• Quality standards are met.