Try to remove flakiness.

spec/requests/provider_prefixes_spec.rb

@@ -3,16 +3,16 @@
 require "rails_helper"
 
 describe ProviderPrefixesController, type: :request, elasticsearch: true do
-  let(:consortium) { create(:provider, role_name: "ROLE_CONSORTIUM") }
-  let(:provider) do
+  let!(:consortium) { create(:provider, role_name: "ROLE_CONSORTIUM") }
+  let!(:provider) do
     create(
       :provider,
       consortium: consortium,
       role_name: "ROLE_CONSORTIUM_ORGANIZATION",
       password_input: "12345",
     )
   end
-  let(:prefix) { create(:prefix) }
+  let!(:prefix) { create(:prefix) }
   let!(:provider_prefixes) do
     [
       create(:provider_prefix, provider: provider, prefix: @prefix_pool[0]),
@@ -26,9 +26,9 @@
       create(:provider_prefix, prefix: @prefix_pool[4])
     ]
   end
-  let(:provider_prefix) { create(:provider_prefix, prefix: @prefix_pool[5]) }
-  let(:bearer) { User.generate_token(role_id: "staff_admin") }
-  let(:headers) do
+  let!(:provider_prefix) { create(:provider_prefix, prefix: @prefix_pool[5]) }
+  let!(:bearer) { User.generate_token(role_id: "staff_admin") }
+  let!(:headers) do
     {
       "HTTP_ACCEPT" => "application/vnd.api+json",
       "HTTP_AUTHORIZATION" => "Bearer " + bearer,
@@ -111,7 +111,7 @@
       get "/provider-prefixes?query=10.508", nil, headers
 
       expect(last_response.status).to eq(200)
-      expect(json["data"].size).to eq(5)
+      expect(json["data"].size).to eq(6)
     end
   end
 
@@ -120,7 +120,7 @@
       get "/provider-prefixes", nil, headers
 
       expect(last_response.status).to eq(200)
-      expect(json["data"].size).to eq(5)
+      expect(json["data"].size).to eq(6)
     end
 
     it "returns correct paging links" do
@@ -200,7 +200,7 @@
         get "/prefixes?state=unassigned", nil, headers
 
         expect(last_response.status).to eq(200)
-        expect(json.dig("meta", "total")).to eq(@prefix_pool.length - 5)
+        expect(json.dig("meta", "total")).to eq(@prefix_pool.length - 6)
 
 
         delete "/provider-prefixes/#{provider_prefix.uid}", nil, headers