Retry intermittently failing tests (#2516)

* retry tests that talk to external kms servers

* retry ocsp verification tests because they talk to external servers

Co-authored-by: Oleg Pudeyev <[email protected]>

Author: p-mongo

spec/integration/client_side_encryption/explicit_encryption_spec.rb

@@ -73,24 +73,28 @@
 
     context 'with AWS KMS provider' do
       include_context 'with AWS kms_providers'
+      retry_test
 
       it_behaves_like 'an explicit encrypter'
     end
 
     context 'with Azure KMS provider' do
       include_context 'with Azure kms_providers'
+      retry_test
 
       it_behaves_like 'an explicit encrypter'
     end
 
     context 'with GCP KMS provider' do
       include_context 'with GCP kms_providers'
+      retry_test
 
       it_behaves_like 'an explicit encrypter'
     end
 
     context 'with KMIP KMS provider' do
       include_context 'with KMIP kms_providers'
+      retry_test
 
       it_behaves_like 'an explicit encrypter'
     end

spec/integration/ocsp_verifier_spec.rb

@@ -7,6 +7,7 @@
 describe Mongo::Socket::OcspVerifier do
   require_ocsp_verifier
   with_openssl_debug
+  retry_test
 
   shared_examples 'verifies' do
     context 'mri' do