update rust-toolchain to 1.78.0

Summary: bump the rust-toolchain to be buck2 compatible (fixes https://www.internalfb.com/sandcastle/workflow/3102980143261144783) Reviewed By: Imxset21 Differential Revision: D57383855 fbshipit-source-id: af06707d394fed789079ca4151f8764e13722683
facebook · May 15, 2024 · c933de2 · c933de2
1 parent 1ba2c01
commit c933de2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rust-toolchain b/rust-toolchain
@@ -1,2 +1,2 @@
 [toolchain]
-channel = "nightly-2024-02-01"
+channel = "nightly-2024-03-17"