[Docs] Fix explanation for from and size example (elastic#28320)

alexmorosmarco · Christoph Büscher · commit 4669214b95fc · 2018-01-25T11:37:52.000+01:00
diff --git a/docs/reference/getting-started.asciidoc b/docs/reference/getting-started.asciidoc
@@ -859,7 +859,7 @@ GET /bank/_search
 
 Note that if `size` is not specified, it defaults to 10.
 
-This example does a `match_all` and returns documents 11 through 20:
+This example does a `match_all` and returns documents 10 through 19:
 
 [source,js]
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