Remove expand template API

api/swagger.yml

@@ -4556,43 +4556,6 @@ paths:
                 $ref: "#/components/schemas/GarbageCollectionConfig"
         401:
           $ref: "#/components/responses/Unauthorized"
-  /templates/{template_location}:
-    get:
-      tags:
-        - templates
-      operationId: expandTemplate
-      description: fetch and expand template
-      parameters:
-        - in: path
-          name: template_location
-          required: true
-          schema:
-            type: string
-          description: URL of the template; must be relative (to a URL configured on the server).
-          example: spark.submit.conf.tt
-        - in: query
-          name: params
-          schema:
-            type: object
-            additionalProperties:
-              type: string
-            example:
-              lakefs_url: https://lakefs.example.com
-          style: form
-          explode: true
-      responses:
-        200:
-          description: expanded template
-          content:
-            "*/*":
-              schema:
-                format: binary
-        401:
-          $ref: "#/components/responses/Unauthorized"
-        404:
-          $ref: "#/components/responses/NotFound"
-        default:
-          $ref: "#/components/responses/ServerError"
 
   /statistics:
     post: