corrected small error

Author: blackmarllborooo

internal/app/file/file.go

@@ -86,7 +86,7 @@ func (fl File) GenerateGoModFile(dir string, isCurrentDir bool) error {
 func (fl File) GenerateMakefile(projectName string, isCurrentDir bool) error {
 	content := fmt.Sprintf(
 		"PROJECT_NAME = %s\n"+
-			"PROJECT_PATH = cmd/$(PROJECT_NAME).go\n"+
+			"PROJECT_PATH = cmd/$(PROJECT_NAME).go\n\n"+
 			".PHONY:run\nrun:\n\tgo run $(PROJECT_PATH)\n\n"+
 			".PHONY:build\nbuild:\n\tgo build -o bin/$(PROGRAM_NAME) $(PROJECT_PATH)\n\n"+
 			".PHONY:test\ntest:\n\tgo test ./...\n\n"+