MLBEDSW-8336: MLCE: Update example for CPU Tensor Alignment

 - Updated example to --cpu-tensor-alignment in OPTIONS.md

Change-Id: Id0b74a9aac4dd4384a4b7c74eea743c29c3c8e5e
Signed-off-by: Johan Alfven <johan.alfven@arm.com>
diff --git a/OPTIONS.md b/OPTIONS.md
index 646444e..55a56ad 100644
--- a/OPTIONS.md
+++ b/OPTIONS.md
@@ -262,7 +262,7 @@
 **Default: 16**  
 
 ```bash
-vela network.tflite --allocation-alignment 128
+vela network.tflite --cpu-tensor-alignment 128
 ```
 
 ### Recursion Limit