fix a couple of docs typos (#112901) (#113283)

Co-authored-by: Pm Ching <41728178+pionCham@users.noreply.github.com>

docs/reference/esql/functions/kibana/docs/mv_avg.md

@@ -3,7 +3,7 @@ This is generated by ESQL's AbstractFunctionTestCase. Do no edit it. See ../READ
 -->
 
 ### MV_AVG
-Converts a multivalued field into a single valued field containing the average of all of the values.
+Converts a multivalued field into a single valued field containing the average of all the values.
 
 ```
 ROW a=[3, 5, 1, 6]

docs/reference/esql/functions/kibana/docs/mv_sum.md

@@ -3,7 +3,7 @@ This is generated by ESQL's AbstractFunctionTestCase. Do no edit it. See ../READ
 -->
 
 ### MV_SUM
-Converts a multivalued field into a single valued field containing the sum of all of the values.
+Converts a multivalued field into a single valued field containing the sum of all the values.
 
 ```
 ROW a=[3, 5, 6]

docs/reference/query-dsl/sparse-vector-query.asciidoc

@@ -104,7 +104,7 @@ Default: `5`.
 `tokens_weight_threshold`::
 (Optional, float)
 preview:[]
-Tokens whose weight is less than `tokens_weight_threshold` are considered nonsignificant and pruned.
+Tokens whose weight is less than `tokens_weight_threshold` are considered insignificant and pruned.
 This value must be between 0 and 1.
 Default: `0.4`.
 

docs/reference/query-dsl/text-expansion-query.asciidoc

@@ -68,7 +68,7 @@ Default: `5`.
 `tokens_weight_threshold`::
 (Optional, float)
 preview:[]
-Tokens whose weight is less than `tokens_weight_threshold` are considered nonsignificant and pruned.
+Tokens whose weight is less than `tokens_weight_threshold` are considered insignificant and pruned.
 This value must be between 0 and 1.
 Default: `0.4`.
 

docs/reference/query-dsl/weighted-tokens-query.asciidoc

@@ -58,7 +58,7 @@ This value must between 1 and 100.
 Default: `5`.
 
 `tokens_weight_threshold`::
-(Optional, float) Tokens whose weight is less than `tokens_weight_threshold` are considered nonsignificant and pruned.
+(Optional, float) Tokens whose weight is less than `tokens_weight_threshold` are considered insignificant and pruned.
 This value must be between 0 and 1.
 Default: `0.4`.