Update to prerelease

Cargo.lock

@@ -1386,7 +1386,9 @@ checksum = "71d301d4193d031abdd79ff7e3dd721168a9572ef3fe51a1517aba235bd8f86e"
 
 [[package]]
 name = "salsa"
-version = "0.16.1"
+version = "0.17.0-pre.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58038261ea8cd5a7730c4d8c97a22063d7c7eb1c2809e55c3c15f0a5903e5582"
 dependencies = [
  "crossbeam-utils",
  "indexmap",
@@ -1401,7 +1403,9 @@ dependencies = [
 
 [[package]]
 name = "salsa-macros"
-version = "0.16.0"
+version = "0.17.0-pre.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e2fc060627fa5d44bffac98f6089b9497779e2deccc26687f60adc2638e32fb"
 dependencies = [
  "heck",
  "proc-macro2",

Cargo.toml

@@ -38,4 +38,4 @@ incremental = false
 
 # ungrammar = { path = "../ungrammar" }
 
-salsa = { path = "../salsa" }
+# salsa = { path = "../salsa" }

crates/base_db/Cargo.toml

@@ -10,7 +10,7 @@ edition = "2018"
 doctest = false
 
 [dependencies]
-salsa = "0.16.0"
+salsa = "0.17.0-pre.1"
 rustc-hash = "1.1.0"
 
 syntax = { path = "../syntax", version = "0.0.0" }