docs: Environment variables case fix

[Jiralite]

discord_token and guild_id are not correct:

discord-bot/src/config/env.ts

Lines 10 to 34 in 6ffa6cd

	const envSchema = z.object({
	NODE_ENV: z.enum(["development", "production", "test"]).default("development"),
	DISCORD_TOKEN: z
	.string({
	// eslint-disable-next-line camelcase -- Param isn't camelcase
	required_error: "DISCORD_TOKEN was not found, either it or the .env file are missing",
	})
	.trim()
	.min(1, "DISCORD_TOKEN was not of the minimum length it is either malformed or incomplete"),
	GITHUB_TOKEN: z
	.string({
	// eslint-disable-next-line camelcase -- Param isn't camelcase
	required_error: "GITHUB_TOKEN was not found, either it or the .env file are missing",
	})
	.trim()
	.min(1, "GITHUB_TOKEN was not of the minimum length it is either malformed or incomplete")
	.optional(),
	GUILD_ID: z
	.string({
	// eslint-disable-next-line camelcase -- Param isn't camelcase
	required_error: "GUILD_ID was not found, either it or the .env file are missing",
	})
	.trim()
	.min(1, "GUILD_ID was not of the minimum length it is either malformed or incomplete"),
	});