fix: increase timeout value for the streaming client (#1654)

Author: jguoamz

server/aws-lsp-codewhisperer/src/language-server/agenticChat/constants.ts

@@ -2,7 +2,7 @@ export const genericErrorMsg = 'An unexpected error occurred, check the logs for
 export const loadingThresholdMs = 2000
 export const generateAssistantResponseInputLimit = 500_000
 export const outputLimitExceedsPartialMsg = 'output exceeds maximum character limit of'
-export const responseTimeoutMs = 170_000
+export const responseTimeoutMs = 240_000
 export const responseTimeoutPartialMsg = 'Response processing timed out after'
-export const clientTimeoutMs = 180_000
+export const clientTimeoutMs = 245_000
 export const defaultModelId = 'CLAUDE_SONNET_4_20250514_V1_0' // TODO: this can't be imported from chat-client, so we hardcode it here