feat(api): add Ping and Root API documentation files

fix(api): update sequence number for Employees folder

documentation/Bruno/Arcadia Api/Api/Ping.yml

@@ -5,7 +5,7 @@ info:
 
 http:
   method: GET
-  url: "{{ENDPOINT}}/api/{{APIV1}}/ping"
+  url: "{{ENDPOINT}}/api/ping"
   auth: inherit
 
 settings:

documentation/Bruno/Arcadia Api/Api/Root.yml

@@ -1,5 +1,5 @@
 info:
-  name: Api Root
+  name: Root
   type: http
   seq: 2
 

documentation/Bruno/Arcadia Api/Api/V1/Employees/folder.yml

@@ -1,7 +1,7 @@
 info:
   name: Employees
   type: folder
-  seq: 3
+  seq: 2
 
 request:
   auth: inherit