Update src/query.md

Co-authored-by: Boxy <rust@boxyuwu.dev>

Author: xizheyin

src/query.md

@@ -137,7 +137,7 @@ Each of these provider structs is generated by the macros and contains function
 #### How are providers registered?
 
 The `util::Provider` struct is filled in during compiler initialization, by the `rustc_interface` crate from the `DEFAULT_QUERY_PROVIDERS` static. 
-But the actual provider functions are implemented in various `rustc_*` crates (like `rustc_middle`, `rustc_hir_analysis`, etc).
+The actual provider functions are defined across various `rustc_*` crates (like `rustc_middle`, `rustc_hir_analysis`, etc).
 
 To register providers, each crate exposes a [`provide`][provide_fn] function that looks like this: