fix: only add scope parameter if set on refreshToken (#489)#490

humbapa wants to merge 2 commits intojumbojett:masterjumbojett/OpenID-Connect-PHP:masterfrom

humbapa:issues/489-fix-optional-scope-parameter-on-refresh-tokenhumbapa/OpenID-Connect-PHP:issues/489-fix-optional-scope-parameter-on-refresh-tokenCopy head branch name to clipboard