Update exponential backoff to retry faster

#850

Old backoff:
5
10
20
40
80

New backoff:

- First 3 attempts: 5 second delay
- 4th attempt: ~5.06 second delay
- 5th attempt: ~7.59 second delay
- 6th attempt: ~11.39 second delay

Author: tombedor

src/core/Cline.ts

@@ -1012,7 +1012,7 @@ export class Cline {
 			if (alwaysApproveResubmit) {
 				const errorMsg = error.error?.metadata?.raw ?? error.message ?? "Unknown error"
 				const baseDelay = requestDelaySeconds || 5
-				const exponentialDelay = Math.ceil(baseDelay * Math.pow(2, retryAttempt))
+				const exponentialDelay = Math.max(baseDelay, Math.pow(1.5, retryAttempt))
 				// Wait for the greater of the exponential delay or the rate limit delay
 				const finalDelay = Math.max(exponentialDelay, rateLimitDelay)