Fix sonarqube findings under go mod file detector

[sig-abyreddy]

Description

Fixed sonarqube findings around go mod file detector

[Copilot]

Pull Request Overview

This PR addresses SonarQube code quality findings in the Go module file detector components. The changes focus on improving code quality by implementing missing hashCode method and fixing regex patterns and boolean comparisons.

• Added missing hashCode implementation to maintain equals/hashCode contract
• Simplified regex pattern for dependency parsing
• Changed boolean comparison style for SonarQube compliance

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
GoDependencyNode.java	Added missing hashCode method and Objects import
GoModFileParser.java	Simplified regex pattern for dependency parsing
GoModDependencyResolver.java	Changed boolean comparison from negation to explicit false comparison

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[Copilot]

Pull Request Overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

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