Bump rustc_lexer, rustc_abi and rustc_index

Author: lnicola

Cargo.lock

@@ -85,10 +85,10 @@ tt = { path = "./crates/tt", version = "0.0.0" }
 vfs-notify = { path = "./crates/vfs-notify", version = "0.0.0" }
 vfs = { path = "./crates/vfs", version = "0.0.0" }
 
-ra-ap-rustc_lexer = { version = "0.44.0", default-features = false }
+ra-ap-rustc_lexer = { version = "0.52.0", default-features = false }
 ra-ap-rustc_parse_format = { version = "0.44.0", default-features = false }
-ra-ap-rustc_index = { version = "0.44.0", default-features = false }
-ra-ap-rustc_abi = { version = "0.44.0", default-features = false }
+ra-ap-rustc_index = { version = "0.52.0", default-features = false }
+ra-ap-rustc_abi = { version = "0.52.0", default-features = false }
 ra-ap-rustc_pattern_analysis = { version = "0.44.0", default-features = false }
 
 # local crates that aren't published to crates.io. These should not have versions.