docs(java): correct step attempt numbering

docs/sdk-reference/operations/step.md

@@ -239,13 +239,13 @@ The step will checkpoint the last error after exhausting all retry attempts.
     ```java
     interface StepContext {
         DurableLogger getLogger();
-        int getAttempt();      // current retry attempt, 0-based
+        int getAttempt();      // current retry attempt, 1-based
     }
     ```
 
     - `getLogger()` A logger enriched with execution context metadata. See
         [Logging](../observability/logging.md).
-    - `getAttempt()` The current retry attempt number (0-based).
+    - `getAttempt()` The current retry attempt number (1-based).
 
     Java `StepContext` does not expose replay state. Use `DurableContext.isReplaying()`
     in orchestration code outside the step function.

docs/testing/api-reference.md

@@ -1007,7 +1007,7 @@ shared set of accessors.
     // Step error
     ErrorObject getError()
 
-    // Retry attempt number (0-based)
+    // Retry attempt number (1-based)
     int getAttempt()
     ```