Revert "Fix index of recipes template"

This reverts commit 7a5162b.

Author: nicolas-grekas

src/GenerateFlexEndpointCommand.php

@@ -104,8 +104,8 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             '_links' => [
                 'repository' => sprintf('github.com/%s', $repository),
                 'origin_template' => sprintf('{package}:{version}@github.com/%s:%s', $repository, $sourceBranch),
-                'recipes_template' => sprintf('https://raw.githubusercontent.com/%s/%s/{package_dotted}.{version}.json', $repository, $flexBranch),
-                'recipes_template_relative' => sprintf('{package_dotted}.{version}.json', $repository, $flexBranch),
+                'recipe_template' => sprintf('https://raw.githubusercontent.com/%s/%s/{package_dotted}.{version}.json', $repository, $flexBranch),
+                'recipe_template_relative' => sprintf('{package_dotted}.{version}.json', $repository, $flexBranch),
                 'archived_recipes_template' => sprintf('https://raw.githubusercontent.com/%s/%s/archived/{package_dotted}/{ref}.json', $repository, $flexBranch),
                 'archived_recipes_template_relative' => sprintf('archived/{package_dotted}/{ref}.json', $repository, $flexBranch),
             ],