Add changelog

.changesets/11379.md

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+- template(db): Update `api/src/lib/db` template (#11379) by @dac09
+
+Updates the template in `api/src/lib/db.{js,ts}` to export `db` differently.
+
+In your existing projects, you can make the following changes:
+
+```diff
+
+import { PrismaClient } from '@prisma/client'
+
+import { emitLogLevels, handlePrismaLogging } from '@redwoodjs/api/logger'
+
+import { logger } from './logger'
+import { prismaExtension } from './uploads'
+
+- export const db = new PrismaClient({
++ const prismaClient = new PrismaClient({
+  log: emitLogLevels(['info', 'warn', 'error']),
+})
+
+handlePrismaLogging({
+- db  
++ db: prismaClient,
+  logger,
+  logLevels: ['info', 'warn', 'error'],
+})
+
++ export const db = prismaClient
+```