tauRecTools: refactor TauAxisSetter
In TauAxisSetter, a tool named TauVertexCorrection is used to perform the vertex correction. As this tool will soon be removed, we move the related implementation to TauAxisSetter.
In TauAxisSetter, a tool named TauVertexCorrection is used to perform the vertex correction. As this tool will soon be removed, we move the related implementation to TauAxisSetter.