Fix type about repeated word 'the the' (opensearch-project#8056)

Signed-off-by: leedonggyu <donggyu04@naver.com>

Author: donggyu04

_data-prepper/pipelines/configuration/sources/opensearch.md

@@ -135,7 +135,7 @@ Option | Required | Type | Description
 
 ### Scheduling
 
-The `scheduling` configuration allows the user to configure how indexes are reprocessed in the source based on the the `index_read_count` and recount time `interval`.
+The `scheduling` configuration allows the user to configure how indexes are reprocessed in the source based on the `index_read_count` and recount time `interval`.
 
 For example, setting `index_read_count` to `3` with an `interval` of `1h` will result in all indexes being reprocessed 3 times, 1 hour apart. By default, indexes will only be processed once.
 

_search-plugins/sql/sql/complex.md

@@ -151,7 +151,7 @@ Result set:
 ### Example 2: Cross join
 
 Cross join, also known as cartesian join, combines each document from the first index with each document from the second.
-The result set is the the cartesian product of documents of both indexes.
+The result set is the cartesian product of documents of both indexes.
 This operation is similar to the inner join without the `ON` clause that specifies the join condition.
 
 It's risky to perform cross join on two indexes of large or even medium size. It might trigger a circuit breaker that terminates the query to avoid running out of memory.