chore: fix clippy collapsible_match warning

Author: Ruchirtripathi

datafusion/expr-common/src/casts.rs

@@ -134,10 +134,8 @@ fn is_lossy_temporal_cast(from_type: &DataType, to_type: &DataType) -> bool {
         (from_type, to_type)
     {
         match (from_tz, to_tz) {
-            (Some(tz), None) | (None, Some(tz)) => {
-                if !is_zero_offset_timezone(tz.as_ref()) {
-                    return true;
-                }
+            (Some(tz), None) | (None, Some(tz)) if !is_zero_offset_timezone(tz.as_ref()) => {
+                return true;
             }
             _ => {}
         }