Update v2.6 max rows/cols to correct values.

I verified that model predictions are unchanged.

tabpfn-v2.6-classifier-v2.6_default.ckpt

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:8f98838b8a98cf33944792e25014d4ce66d153d117bc3f2e26e8b8de54bb1123
+oid sha256:0578fa56f97e11024e31735aaec2c4e7332584b7730242fbaf6c0bbd0299206a
 size 43044699

tabpfn-v2.6-regressor-v2.6_default.ckpt

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:5485c3dd11ac1453889352e4a2b34a7df454c74c1f098ff5e9e30354ba917e0a
+oid sha256:c855169116d79d2c957a29107ffc04464555f39aec0eef90c90390f2c2b2008b
 size 51576286