chore: bump toolchain file

calebcartwright · calebcartwright · commit 82a65284d07c · 2021-02-03T21:05:15.000-06:00
diff --git a/rust-toolchain b/rust-toolchain
@@ -1 +1 @@
-nightly-2020-12-31
+nightly-2021-02-03
