docs: doc changes to support ANSI mode integral divide (#2570)

Author: coderfender

docs/source/user-guide/latest/expressions.md

@@ -116,7 +116,7 @@ incompatible expressions.
 ## Math Expressions
 
 | Expression     | SQL       | Spark-Compatible? | Compatibility Notes               |
-| -------------- | --------- | ----------------- |-----------------------------------|
+|----------------|-----------|-------------------|-----------------------------------|
 | Acos           | `acos`    | Yes               |                                   |
 | Add            | `+`       | Yes               |                                   |
 | Asin           | `asin`    | Yes               |                                   |
@@ -130,7 +130,7 @@ incompatible expressions.
 | Expm1          | `expm1`   | Yes               |                                   |
 | Floor          | `floor`   | Yes               |                                   |
 | Hex            | `hex`     | Yes               |                                   |
-| IntegralDivide | `div`     | Yes               | ANSI mode is not supported.       |
+| IntegralDivide | `div`     | Yes               |                                   |
 | IsNaN          | `isnan`   | Yes               |                                   |
 | Log            | `log`     | Yes               |                                   |
 | Log2           | `log2`    | Yes               |                                   |