Use llama.cpp compatible split for Q6_K variant

command-r-plus-Q6_K-00001-of-00002.gguf

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:5da8a7a4a47a3c438068ad7e92e6a568319c3a82ff5f11ef49b17e9c673ec465
-size 44442162091
+oid sha256:f6f7b2b217980bf196a8e7ae8836514ecfd2e9782c8e3731d726bfcca683e755
+size 48873319072

command-r-plus-Q6_K-00002-of-00002.gguf

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:7d8f17b7c72b0c373d58c8e9e9a9b65c20d8f03daee5ca140ef326d9b0317cfd
-size 44442161493
+oid sha256:e101702d7172024cc3d71480e364738a92f21855a24d206e471a58edbbcc5397
+size 40011004736