fix: unbreak logs type for buildSite return value (#6711)

Author: pieh

packages/build/src/core/main.ts

@@ -4,7 +4,7 @@ import { trace, context } from '@opentelemetry/api'
 import { handleBuildError } from '../error/handle.js'
 import { reportError } from '../error/report.js'
 import { getLogsOutput, getSystemLogger } from '../log/logger.js'
-import type { Logs } from '../log/logger.js'
+import type { BufferedLogs } from '../log/logger.js'
 import { logTimer, logBuildSuccess } from '../log/messages/core.js'
 import { getGeneratedFunctions } from '../steps/return_values.js'
 import { trackBuildComplete } from '../telemetry/main.js'
@@ -27,7 +27,7 @@ const tracer = trace.getTracer('core')
 export async function buildSite(flags: Partial<BuildFlags> = {}): Promise<{
  success: boolean
  severityCode: number
- logs: Logs | undefined
+ logs: BufferedLogs | undefined
  netlifyConfig?: any
  configMutations?: any
 }> {