Update colinmollenhour/php-redis-session-abstract

Author: buskamuza

lib/internal/Magento/Framework/composer.json

@@ -23,7 +23,7 @@
         "ext-spl": "*",
         "ext-xsl": "*",
         "lib-libxml": "*",
-        "colinmollenhour/php-redis-session-abstract": "~1.2.2",
+        "colinmollenhour/php-redis-session-abstract": "~1.3.8",
         "composer/composer": "1.4.1",
         "magento/zendframework1": "~1.13.0",
         "monolog/monolog": "^1.17",