STYLE: avoid default copyright assignment when generating from code templates

etc/codeTemplates/BC/BC.C

etc/codeTemplates/BC/BC.H

etc/codeTemplates/BC/BCs.C

etc/codeTemplates/BC/BCs.H

etc/codeTemplates/BC/BCsFwd.H

etc/codeTemplates/app/app.C

etc/codeTemplates/dynamicCode/codeStreamTemplate.C

etc/codeTemplates/dynamicCode/codedFvOptionTemplate.C

etc/codeTemplates/dynamicCode/codedFvOptionTemplate.H

...odeTemplates/dynamicCode/fixedValueFvPatchFieldTemplate.C

...odeTemplates/dynamicCode/fixedValueFvPatchFieldTemplate.H

...Templates/dynamicCode/fixedValuePointPatchFieldTemplate.C

...Templates/dynamicCode/fixedValuePointPatchFieldTemplate.H

etc/codeTemplates/dynamicCode/functionObjectTemplate.C

etc/codeTemplates/dynamicCode/functionObjectTemplate.H

etc/codeTemplates/dynamicCode/mixedFvPatchFieldTemplate.C

etc/codeTemplates/dynamicCode/mixedFvPatchFieldTemplate.H

etc/codeTemplates/foamScript

etc/codeTemplates/functionObject/FUNCTIONOBJECT.C

etc/codeTemplates/functionObject/FUNCTIONOBJECT.H