Update Truffle import

Author: steve-s

mx.fastr/suite.py

@@ -9,7 +9,7 @@
                "subdir" : True,
                # The version must be the same as the version of Sulong
                # TRUFFLE REVISION (note: this is a marker for script that can update this)
-               "version" : "d5d194b7b47e000a4c7f9d99a6d71c55f6c050c8",
+               "version" : "64bab74836376a29c14bcd7c6d87bffe52417592",
                "urls" : [
                     {"url" : "https://github.com/graalvm/graal", "kind" : "git"},
                     {"url" : "https://curio.ssw.jku.at/nexus/content/repositories/snapshots", "kind" : "binary"},
@@ -20,7 +20,7 @@
                "subdir" : True,
                # The version must be the same as the version of Truffle
                # TRUFFLE REVISION (note: this is a marker for script that can update this)
-               "version" : "d5d194b7b47e000a4c7f9d99a6d71c55f6c050c8",
+               "version" : "64bab74836376a29c14bcd7c6d87bffe52417592",
                "urls" : [
                     {"url" : "https://github.com/graalvm/graal", "kind" : "git"},
                     {"url" : "https://curio.ssw.jku.at/nexus/content/repositories/snapshots", "kind" : "binary"},