minor formatting changes

...ionObjects/field/fieldAverage/fieldAverage/fieldAverage.H

...ts/field/fieldAverage/fieldAverageItem/fieldAverageItem.H

...rocessing/functionObjects/field/fieldMinMax/fieldMinMax.H

...ocessing/functionObjects/forces/forceCoeffs/forceCoeffs.H

src/postProcessing/functionObjects/forces/forces/forces.H

src/postProcessing/functionObjects/systemCall/systemCall.C

src/postProcessing/functionObjects/systemCall/systemCall.H

...cessing/functionObjects/utilities/dsmcFields/dsmcFields.H

...functionObjects/utilities/staticPressure/staticPressure.H