Radio host Charlamagne Tha God told Democratic Michigan Gov. Gretchen Whitmer on Thursday that having President Joe Biden as the presumptive nominee damages the reputation of the Democratic Party. Democrats have floated Whitmer as a potential replacement for Biden alongside Vice President Kamala Harris and Maryland Gov. Wes Moore, among others. Charlamagne on “The Breakfast Club” radio show told Whitmer these Democrats, as well as Department of Transportation Secretary Pete Buttigieg and Democratic Pennsylvania Gov. Josh Shapiro, would represent stronger leadership for the party than Biden, sa…