Don’t be fooled into thinking God has stopped keeping his promises to Abraham and his descendants just because the main one has been fulfilled by Christ.
There is no room for anti-semitism in the gospel.
Matthew 3:9
And do not presume to say to yourselves, ‘We have Abraham as our father,’ for I tell you, God is able from these stones to raise up children for Abraham.
Also revoked is a very inaccurate to use in regards to the old and new covenants. Revoked and superceded are not synonyms.
But as with "racism," the term "anti-Semitism" is mis-defined. The term casts a very wide (and false) net, encompassing anything offensive (however truthful) as "anti-Semitism.
One can recognize that Dispensationalism or dual-covenant theology is incorrect without being anti-semitic.
Galatians 3:16 To Abraham were the promises made and to his seed. He saith not, And to his seeds, as of many: but as of one, And to thy seed, which is Christ.