nir/opt_vectorize: fix call to filter function
Due to the typo, it could happen that instructions get further vectorized than intended.
Fixes: 8eaf9c61 ('nir/opt_vectorize: don't hash filtered instructions')
Due to the typo, it could happen that instructions get further vectorized than intended.
Fixes: 8eaf9c61 ('nir/opt_vectorize: don't hash filtered instructions')