Fix another batch of spelling typos (#13915)

* Fix typos

* Remove repeated words

* Minor grammar fixes

samples/client/petstore/java/apache-httpclient/api/openapi.yaml

@@ -370,7 +370,7 @@ paths:
       x-accepts: application/json
     get:
       description: For valid response try integer IDs with value <= 5 or > 10. Other
-        values will generated exceptions
+        values will generate exceptions
       operationId: getOrderById
       parameters:
       - description: ID of pet that needs to be fetched
@@ -672,7 +672,7 @@ paths:
       responses:
         "400":
           content: {}
-          description: Someting wrong
+          description: Something wrong
       summary: Fake endpoint to test group parameters (optional)
       tags:
       - fake

samples/client/petstore/java/apache-httpclient/docs/FakeApi.md

@@ -796,7 +796,7 @@ No authorization required
 ### HTTP response details
 | Status code | Description | Response headers |
 |-------------|-------------|------------------|
-| **400** | Someting wrong |  -  |
+| **400** | Something wrong |  -  |
 
 
 ## testInlineAdditionalProperties

samples/client/petstore/java/apache-httpclient/docs/StoreApi.md

@@ -152,7 +152,7 @@ This endpoint does not need any parameter.
 
 Find purchase order by ID
 
-For valid response try integer IDs with value <= 5 or > 10. Other values will generated exceptions
+For valid response try integer IDs with value <= 5 or > 10. Other values will generate exceptions
 
 ### Example
 

samples/client/petstore/java/apache-httpclient/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -157,7 +157,7 @@ public class StoreApi {
   }
   /**
    * Find purchase order by ID
-   * For valid response try integer IDs with value <= 5 or > 10. Other values will generated exceptions
+   * For valid response try integer IDs with value <= 5 or > 10. Other values will generate exceptions
    * @param orderId ID of pet that needs to be fetched (required)
    * @return Order
    * @throws ApiException if fails to make API call

samples/client/petstore/java/apache-httpclient/src/test/java/org/openapitools/client/api/StoreApiTest.java

@@ -64,7 +64,7 @@ public class StoreApiTest {
     /**
      * Find purchase order by ID
      *
-     * For valid response try integer IDs with value <= 5 or > 10. Other values will generated exceptions
+     * For valid response try integer IDs with value <= 5 or > 10. Other values will generate exceptions
      *
      * @throws ApiException
      *          if the Api call fails