Update spark-core, spark-mllib, spark-sql to 4.0.3 (#946)

Co-authored-by: typelevel-steward[bot] <106827141+typelevel-steward[bot]@users.noreply.github.com>

Author: typelevel-steward[bot]

build.sbt

@@ -1,5 +1,5 @@
 val sparkVersion = "3.5.8"
-val spark40Version = "4.0.2"
+val spark40Version = "4.0.3"
 val spark34Version = "3.4.4"
 val catsCoreVersion = "2.13.0"
 val catsEffectVersion = "3.7.0"