[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Source/Initialization/DivCleaner/ProjectionDivCleaner.cpp

@@ -19,7 +19,7 @@ ProjectionDivCleaner::ProjectionDivCleaner()
             "Single Precision Divergence Cleaner has convergence problems. "
             "Please compile with WarpX_PRECISION=DOUBLE"
         );
-        
+
         m_rtol = 1e-6;
         m_atol = 0.0;
     }