Correct invalid UTF-8 in comment in share_options.hpp (#4130)

* Correct invalid UTF-8 in comment in
/storage/files/shares/share_options.hpp

* Correct invalid UTF-8 in comment in line 291 

Correct invalid UTF-8 in comment in line 291 share_options.hpp

sdk/storage/azure-storage-files-shares/inc/azure/storage/files/shares/share_options.hpp

@@ -236,7 +236,7 @@ namespace Azure { namespace Storage { namespace Files { namespace Shares {
      * A boolean value for if the destination file already exists, whether this request will
      * overwrite the file or not. If true, the rename will succeed and will overwrite the
      * destination file. If not provided or if false and the destination file does exist, the
-     * request will not overwrite the destination file. If provided and the destination file doesn’t
+     * request will not overwrite the destination file. If provided and the destination file doesn't
      * exist, the rename will succeed.
      */
     Azure::Nullable<bool> ReplaceIfExists;
@@ -288,7 +288,7 @@ namespace Azure { namespace Storage { namespace Files { namespace Shares {
      * overwrite the file or not. If true, the rename will succeed and will overwrite the
      * destination directory. If not provided or if false and the destination directory does exist,
      * the request will not overwrite the destination directory. If provided and the destination
-     * file doesn’t exist, the rename will succeed.
+     * file doesn't exist, the rename will succeed.
      */
     Azure::Nullable<bool> ReplaceIfExists;