fix: build on 32-bit architectures

[zepatrik]

The implicit type conversions of untyped ints did overflow on 32-bit int sized architectures.

failed to build for linux_arm_6: exit status 1: # github.com/ory/x/hasherx
Error: /go/pkg/mod/github.com/ory/[email protected]/hasherx/hash_comparator.go:168:18: math.MaxUint32 (untyped int constant 4294967295) overflows int
Error: /go/pkg/mod/github.com/ory/[email protected]/hasherx/hash_comparator.go:178:17: math.MaxUint32 (untyped int constant 4294967295) overflows int
Error: /go/pkg/mod/github.com/ory/[email protected]/hasherx/hash_comparator.go:211:18: math.MaxUint32 (untyped int constant 4294967295) overflows int
Error: /go/pkg/mod/github.com/ory/[email protected]/hasherx/hash_comparator.go:221:17: math.MaxUint32 (untyped int constant 4294967295) overflows int
# github.com/ory/x/mapx
Error: /go/pkg/mod/github.com/ory/[email protected]/mapx/type_assert.go:100:10: math.MaxInt64 (untyped int constant 9223372036854775807) overflows uint