Bump gll

Author: ehuss

Cargo.toml

@@ -33,5 +33,5 @@ name = "snapshots"
 path = "src/bin/snapshots.rs"
 
 [patch.'crates-io']
-gll = { git = "https://github.com/rust-lang/gll", rev = "bc72820905eac498c1fb1cc644e931d63e7d07e3" }
+gll = { git = "https://github.com/rust-lang/gll", rev = "617ecfc58a554c92226ec276063c99a09678fb05" }
 grammer = { git = "https://github.com/lykenware/grammer", rev = "eb47b51a9332c0e82d7c02d988e203d2a01f3654" }