fix specs

spec/unit/middlewares/cache_spec.rb

@@ -55,11 +55,11 @@
 
       let(:response) { nil }
 
-      before { expect(cache).to receive(:read).with('2fae60bf8d7d9c0dce6cabcac8288267').and_return(response) }
+      before { expect(cache).to receive(:read).with('d067eb71e255c31cd3cff107c3a0c9e9').and_return(response) }
 
       context 'the cache is empty' do
 
-        before { expect(cache).to receive(:write).with('2fae60bf8d7d9c0dce6cabcac8288267', Marshal.dump([200, {}, ["Hello world!"]])) }
+        before { expect(cache).to receive(:write).with('d067eb71e255c31cd3cff107c3a0c9e9', Marshal.dump([200, {}, ["Hello world!"]])) }
 
         it 'tells the CDN to cache the page and also cache it internally' do
           is_expected.to eq ['max-age=0, s-maxage=3600, public, must-revalidate', 'Accept-Language']
@@ -69,7 +69,7 @@
 
           subject { send_request[:env]['steam.cache_etag'] }
 
-          it { is_expected.to eq '2fae60bf8d7d9c0dce6cabcac8288267' }
+          it { is_expected.to eq 'd067eb71e255c31cd3cff107c3a0c9e9' }
 
         end
 
@@ -104,7 +104,7 @@
 
       context 'based on the ETag' do
 
-        let(:etag) { '2fae60bf8d7d9c0dce6cabcac8288267' }
+        let(:etag) { 'd067eb71e255c31cd3cff107c3a0c9e9' }
 
         it 'returns a 304 (Not modified) without no cache headers' do
           expect(subject.first).to eq 304