Bump nightly version -> 2021-04-08

flip1995 · flip1995 · commit 61eafbb1e045 · 2021-04-08T17:37:06.000+02:00
diff --git a/rust-toolchain b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2021-03-25"
+channel = "nightly-2021-04-08"
 components = ["llvm-tools-preview", "rustc-dev", "rust-src"]
