Create ISSUE_TEMPLATE.md
Create ISSUE_TEMPLATE.md

@dotnet/roslyn-analysis
srivatsn/roslyn-analyzers,genlu/roslyn-analyzers,natidea/roslyn-analyzers,qinxgit/roslyn-analyzers,pakdev/roslyn-analyzers,mavasani/roslyn-analyzers,heejaechang/roslyn-analyzers,dotnet/roslyn-analyzers,bkoelman/roslyn-analyzers,Anniepoh/roslyn-analyzers,dotnet/roslyn-analyzers,jasonmalinowski/roslyn-analyzers,pakdev/roslyn-analyzers,mavasani/roslyn-analyzers