Rename ra_syntax -> syntax

crates/parser/src/grammar.rs

@@ -20,7 +20,7 @@
 //!
 //! After adding a new inline-test, run `cargo xtask codegen` to
 //! extract it as a standalone text-fixture into
-//! `crates/ra_syntax/test_data/parser/`, and run `cargo test` once to
+//! `crates/syntax/test_data/parser/`, and run `cargo test` once to
 //! create the "gold" value.
 //!
 //! Coding convention: rules like `where_clause` always produce either a

crates/parser/src/lib.rs

@@ -10,7 +10,7 @@
 //!
 //! The actual parsing happens in the `grammar` module.
 //!
-//! Tests for this crate live in `ra_syntax` crate.
+//! Tests for this crate live in `syntax` crate.
 
 #[macro_use]
 mod token_set;