[Snyk] Security upgrade pdf-merger-js from 3.2.1 to 4.0.0

[sathishp-eGov]

Snyk has created this PR to fix 1 vulnerabilities in the npm dependencies of this project.

Snyk changed the following file(s):

• core-services/pdf-service/package.json

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Improper Validation of Specified Index, Position, or Offset in Input SNYK-JS-UUID-16133035	708

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