[fix] Correctly aim at the right doc snippet files

doc/3/controllers/collection/get-mapping/index.md

@@ -30,4 +30,4 @@ Returns a `ConcurrentHashMap<String, Object>` representing the collection mappin
 
 ## Usage
 
-<<< ./snippets/get-mapping.js
+<<< ./snippets/get-mapping.java

doc/3/controllers/collection/truncate/index.md

@@ -26,4 +26,4 @@ public CompletableFuture<Void> truncate(
 
 ## Usage
 
-<<< ./snippets/truncate.js
+<<< ./snippets/truncate.java

doc/3/controllers/document/delete-by-query/index.md

@@ -43,4 +43,4 @@ Returns an `ArrayList<String>` containing the deleted document ids.
 
 ## Usage
 
-<<< ./snippets/delete-by-query.js
+<<< ./snippets/delete-by-query.java

doc/3/controllers/document/update-by-query/index.md

@@ -73,4 +73,4 @@ Each errored document is an object of the `errors` array with the following prop
 
 ## Usage
 
-<<< ./snippets/update-by-query.js
+<<< ./snippets/update-by-query.java

doc/3/controllers/document/update/snippets/update.test.yml

@@ -8,4 +8,4 @@ hooks:
     curl -XPOST -d '{"name":"John"}' -H "Content-Type: application/json" kuzzle:7512/nyc-open-data/yellow-taxi/some-id/_create
   after:
 template: print-result
-expected: "{_id=some-id, _version=2}"
+expected: "_id=some-id, _version=2"