[release/8.0-staging] Fix OpenSsl directory store refresh frequency

Author: vcsjones

src/libraries/System.Security.Cryptography/src/System/Security/Cryptography/X509Certificates/OpenSslCachedDirectoryStoreProvider.cs

@@ -46,6 +46,8 @@ internal SafeX509StackHandle GetNativeCollection()
                 {
                     _storeDirectoryInfo.Refresh();
                     DirectoryInfo info = _storeDirectoryInfo;
+                    ret = _nativeCollection;
+                    elapsed = _recheckStopwatch.Elapsed;
 
                     if (ret == null ||
                         _forceRefresh ||

src/libraries/System.Security.Cryptography/src/System/Security/Cryptography/X509Certificates/OpenSslCachedSystemStoreProvider.cs

@@ -93,6 +93,9 @@ private static Tuple<SafeX509StackHandle, SafeX509StackHandle> GetCollections()
             {
                 lock (s_recheckStopwatch)
                 {
+                    ret = s_nativeCollections;
+                    elapsed = s_recheckStopwatch.Elapsed;
+
                     if (ret == null ||
                         elapsed > s_assumeInvalidInterval ||
                         LastWriteTimesHaveChanged())