Fixed remaining references to AnalysisChange (now: Change)

(The type was renamed/moved in 8716c4cec3)

crates/ide_db/src/apply_change.rs

@@ -32,7 +32,7 @@ struct RootChange {
 
 impl fmt::Debug for RootChange {
     fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
-        fmt.debug_struct("AnalysisChange")
+        fmt.debug_struct("RootChange")
             .field("added", &self.added.len())
             .field("removed", &self.removed.len())
             .finish()

crates/ide_db/src/source_change.rs

@@ -1,7 +1,7 @@
 //! This modules defines type to represent changes to the source code, that flow
 //! from the server to the client.
 //!
-//! It can be viewed as a dual for `AnalysisChange`.
+//! It can be viewed as a dual for `Change`.
 
 use std::{
     collections::hash_map::Entry,