fix(doc): remove broken intra-doc link for Statistics in StatisticsTable

Author: asolimando

datafusion/sqllogictest/src/test_context.rs

@@ -624,7 +624,7 @@ fn register_async_abs_udf(ctx: &SessionContext) {
 /// statistics-dependent optimizer and planner behaviors.
 ///
 /// Unlike [`MemTable`] (which derives statistics from actual data), this
-/// provider returns whatever [`Statistics`] you supply, letting tests exercise
+/// provider returns whatever `Statistics` you supply, letting tests exercise
 /// code paths that depend on specific column NDV, min/max, or row-count values
 /// without needing real data files.
 pub mod statistics_table {