Merge #292

292: Remove redundant calls to sleep in tests r=brunoocasali a=ellnix

# Pull Request

## Related issue
Fixes #291 

## What does this PR do?

## PR checklist
Please check if your PR fulfills the following requirements:
- [X] Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
- [X] Have you read the contributing guidelines?
- [X] Have you made sure that the title is accurate and descriptive of the changes?



Co-authored-by: ellnix <103502144+ellnix@users.noreply.github.com>

spec/integration_spec.rb

@@ -365,7 +365,6 @@
     @products_in_database = Product.all
 
     Product.reindex!(MeiliSearch::Rails::IndexSettings::DEFAULT_BATCH_SIZE, true)
-    sleep 5
   end
 
   it 'is not synchronous' do
@@ -682,7 +681,6 @@
     end
 
     Restaurant.reindex!(MeiliSearch::Rails::IndexSettings::DEFAULT_BATCH_SIZE, true)
-    sleep 5
   end
 
   it 'paginates' do
@@ -738,7 +736,6 @@
     10.times { Movie.create(title: Faker::Movie.title) }
 
     Movie.reindex!(MeiliSearch::Rails::IndexSettings::DEFAULT_BATCH_SIZE, true)
-    sleep 5
   end
 
   it 'paginates' do
@@ -807,7 +804,6 @@
     end
 
     Restaurant.reindex!(MeiliSearch::Rails::IndexSettings::DEFAULT_BATCH_SIZE, true)
-    sleep 5
   end
 
   it 'includes _formatted object' do