Fix S2068 AD0001: Overflow exception when a configuration file value is a number greater than Int32.MaxValue

[mary-georgiou-sonarsource]

Reported by community post.

Description

S2068 raises an AD0001 if one of the configuration values is a number that does not fit in a 32-bit Integer.

Repro steps

Analyze a project with a configuration file AppSetting.json like so:

{
  "AnyField": 2147483648,
}