Update processor typo (#394)

Co-authored-by: Vasi Vasireddy <[email protected]>

Author: bryan-aguilar

src/docs/getting-started/x-ray.mdx

@@ -240,15 +240,15 @@ exporters:
   awsxray:
 
 processors:
-  memorylimiter:
+  memory_limiter:
     limit_mib: 100
     check_interval: 5s
 
 service:
   pipelines:
     traces:
       processors:
-        - memorylimiter
+        - memory_limiter
       receivers:
         - otlp
       exporters: