Auto merge of rust-lang#15126 - cuviper:indexmap-2, r=lnicola

Upgrade to indexmap v2

No code changes required.

Author: bors

Cargo.lock

@@ -21,7 +21,7 @@ dashmap = { version = "=5.4.0", features = ["raw-api"] }
 drop_bomb = "0.1.5"
 either = "1.7.0"
 fst = { version = "0.4.7", default-features = false }
-indexmap = "1.9.1"
+indexmap = "2.0.0"
 itertools = "0.10.5"
 la-arena.workspace = true
 once_cell = "1.17.0"

crates/hir-def/Cargo.toml

@@ -21,7 +21,7 @@ once_cell = "1.17.0"
 either = "1.7.0"
 itertools = "0.10.5"
 arrayvec = "0.7.2"
-indexmap = "1.9.1"
+indexmap = "2.0.0"
 memchr = "2.5.0"
 triomphe.workspace = true
 nohash-hasher.workspace = true

crates/ide-db/Cargo.toml

@@ -19,7 +19,7 @@ itertools = "0.10.5"
 rowan = "0.15.11"
 rustc-hash = "1.1.0"
 once_cell = "1.17.0"
-indexmap = "1.9.1"
+indexmap = "2.0.0"
 smol_str.workspace = true
 triomphe.workspace = true
 

crates/syntax/Cargo.toml

@@ -14,7 +14,7 @@ doctest = false
 [dependencies]
 rustc-hash = "1.1.0"
 fst = "0.4.7"
-indexmap = "1.9.1"
+indexmap = "2.0.0"
 nohash-hasher.workspace = true
 
 paths.workspace = true