chore: update lance dependency to v12.0.0-beta.5 (#4089)

Updates the Rust workspace and Java lance-core dependency to Lance
v12.0.0-beta.5. Includes minimal Rust 1.97 Clippy compatibility fixes
required by validation. Lance tag:
https://github.com/lance-format/lance/releases/tag/v12.0.0-beta.5

---------

Co-authored-by: Jack Ye <yezhaoqin@gmail.com>

rust/lancedb/src/remote/table.rs

@@ -5734,9 +5734,8 @@ mod tests {
             ))
             .execute()
             .await;
-        let err = match result {
-            Ok(_) => panic!("legacy remote query unexpectedly succeeded"),
-            Err(err) => err,
+        let Err(err) = result else {
+            panic!("legacy remote query unexpectedly succeeded")
         };
 
         assert!(

rust/lancedb/src/table.rs

@@ -5763,6 +5763,13 @@ mod tests {
         assert!(index_bytes > 0);
         assert_eq!(with_index, data_only + index_bytes);
 
+        // Release builds reject unstable overlay datasets unless explicitly opted in.
+        if !lance_table::feature_flags::can_read_dataset(
+            lance_table::feature_flags::FLAG_UNSTABLE_DATA_OVERLAY_FILES,
+        ) {
+            return;
+        }
+
         // Commit an overlay file supplying new `foo` values for the first three
         // rows of fragment 0. There is no high-level API that writes overlays
         // yet, so write the overlay's data file and commit the `DataOverlay`

rust/lancedb/src/table/computed_columns.rs

@@ -1462,9 +1462,7 @@ fn plan_declarations(schema: SchemaRef, columns: &[(String, String)]) -> Result<
 
     for (name, expression) in columns {
         if schema.field_with_name(name).is_ok() {
-            return Err(Error::ColumnAlreadyExists {
-                name: name.to_string(),
-            });
+            return Err(Error::ColumnAlreadyExists { name: name.clone() });
         }
 
         let bound = bind(schema.clone(), name, expression)?;