doc: correct default retryBackoffMaxMs value

Corrected default value for retryBackoffMaxMs from 120000 to 12000.

Signed-off-by: Todd Baert <todd.baert@dynatrace.com>

Author: toddbaert

docs/reference/specifications/providers.md

@@ -303,7 +303,7 @@ Below are the supported configuration parameters (note that not all apply to bot
 | deadlineMs            | FLAGD_DEADLINE_MS              | deadline for unary calls, and timeout for initialization                                                        | int                          | 500                           | rpc & in-process & file |
 | streamDeadlineMs      | FLAGD_STREAM_DEADLINE_MS       | deadline for streaming calls, useful as an application-layer keepalive                                          | int                          | 600000                        | rpc & in-process        |
 | retryBackoffMs        | FLAGD_RETRY_BACKOFF_MS         | initial backoff for stream retry                                                                                | int                          | 1000                          | rpc & in-process        |
-| retryBackoffMaxMs     | FLAGD_RETRY_BACKOFF_MAX_MS     | maximum backoff for stream retry                                                                                | int                          | 120000                        | rpc & in-process        |
+| retryBackoffMaxMs     | FLAGD_RETRY_BACKOFF_MAX_MS     | maximum backoff for stream retry                                                                                | int                          | 12000                         | rpc & in-process        |
 | retryGracePeriod      | FLAGD_RETRY_GRACE_PERIOD       | period in seconds before provider moves from STALE to ERROR state                                               | int                          | 5                             | rpc & in-process & file |
 | keepAliveTime         | FLAGD_KEEP_ALIVE_TIME_MS       | http 2 keepalive                                                                                                | long                         | 0                             | rpc & in-process        |
 | selector              | FLAGD_SOURCE_SELECTOR          | expression to filter flags (e.g., `flagSetId=my-app`, `source=config.json`)                                     | string                       | null                          | rpc & in-process        |