Make HasCustomAttributesAndName::OverrideName virtual

[ds5678]

This ensures that ConcreteGenericMethodAnalysisContext::Name always returns the correct value.

[coveralls]

Pull Request Test Coverage Report for Build 14149906651

Details

• 2 of 2 (100.0%) changed or added relevant lines in 2 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+0.004%) to 34.736%

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Files with Coverage Reduction	New Missed Lines	%
Cpp2IL.Core/Model/Contexts/ConcreteGenericMethodAnalysisContext.cs	1	83.49%

Totals
Change from base Build 14140842099:	0.004%
Covered Lines:	4146
Relevant Lines:	10634

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💛 - Coveralls