Add AioSQLAlchemy extra package to documentation

Add the AioSQLAlchemy extra package entry to the installation tables in
README.md and docs/introduction.md. Also fix the outdated Arrow version
in docs/introduction.md (>=7.0.0 -> >=10.0.0) to match pyproject.toml.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: laughingman7743

README.md

@@ -33,12 +33,13 @@ $ pip install PyAthena
 
 Extra packages:
 
-| Package    | Install command                      | Version  |
-|------------|--------------------------------------|----------|
-| SQLAlchemy | `pip install PyAthena[SQLAlchemy]`   | >=1.0.0  |
-| Pandas     | `pip install PyAthena[Pandas]`       | >=1.3.0  |
-| Arrow      | `pip install PyAthena[Arrow]`        | >=10.0.0 |
-| Polars     | `pip install PyAthena[Polars]`       | >=1.0.0  |
+| Package       | Install command                         | Version  |
+|---------------|-----------------------------------------|----------|
+| SQLAlchemy    | `pip install PyAthena[SQLAlchemy]`      | >=1.0.0  |
+| AioSQLAlchemy | `pip install PyAthena[AioSQLAlchemy]`   | >=2.0.0  |
+| Pandas        | `pip install PyAthena[Pandas]`          | >=1.3.0  |
+| Arrow         | `pip install PyAthena[Arrow]`           | >=10.0.0 |
+| Polars        | `pip install PyAthena[Polars]`          | >=1.0.0  |
 
 ## Usage
 

docs/introduction.md

@@ -20,12 +20,13 @@ $ pip install PyAthena
 
 Extra packages:
 
-| Package    | Install command                      | Version  |
-|------------|--------------------------------------|----------|
-| SQLAlchemy | `pip install PyAthena[SQLAlchemy]`   | >=1.0.0  |
-| Pandas     | `pip install PyAthena[Pandas]`       | >=1.3.0  |
-| Arrow      | `pip install PyAthena[Arrow]`        | >=7.0.0  |
-| Polars     | `pip install PyAthena[Polars]`       | >=1.0.0  |
+| Package       | Install command                         | Version  |
+|---------------|-----------------------------------------|----------|
+| SQLAlchemy    | `pip install PyAthena[SQLAlchemy]`      | >=1.0.0  |
+| AioSQLAlchemy | `pip install PyAthena[AioSQLAlchemy]`   | >=2.0.0  |
+| Pandas        | `pip install PyAthena[Pandas]`          | >=1.3.0  |
+| Arrow         | `pip install PyAthena[Arrow]`           | >=10.0.0 |
+| Polars        | `pip install PyAthena[Polars]`          | >=1.0.0  |
 
 (features)=