Add Q5_K_M model

Signed-off-by: Xin Liu <sam@secondstate.io>

.gitattributes

@@ -33,3 +33,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zip filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
+*.gguf filter=lfs diff=lfs merge=lfs -text

Vitalik-ETH-Llama2-7B-Chat-Q5_K_M.gguf

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:913eef9af0a765346025319002427e9f51914694f34ff3b05e79781f1241c330
+size 4783157856