Revert toolchain change from 1.63 to 1.64

No idea why this was done, but it doesn't seem neccessary.
wasmerio · Dec 19, 2022 · bc78b91 · bc78b91
1 parent da8e4a1
commit bc78b91
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rust-toolchain b/rust-toolchain
@@ -1 +1 @@
-1.64
+1.63