Fix typo in export reorganization

Author: Jutho

src/TensorKit.jl

@@ -33,7 +33,7 @@ export SpaceMismatch, SectorMismatch, IndexError # error types
 
 # Export general vector space methods
 export space, field, dual, dim, reduceddim, dims, fuse, flip, isdual
-export unitspace, zerospace, oplus, ominus,
+export unitspace, zerospace, oplus, ominus
 export insertleftunit, insertrightunit, removeunit
 export infimum, supremum, isisomorphic, ismonomorphic, isepimorphic