[SPARK-3808] PySpark fails to start in Windows

Modified syntax error of *.cmd script.

Author: Masayoshi TSUZUKI <tsudukim@oss.nttdata.co.jp>

Closes #2669 from tsudukim/feature/SPARK-3808 and squashes the following commits:

7f804e6 [Masayoshi TSUZUKI] [SPARK-3808] PySpark fails to start in Windows

(cherry picked from commit 12e2551ea1773ae19559ecdada35d23608e6b0ec)
Signed-off-by: Andrew Or <andrewor14@gmail.com>