modules/programs: sane-sandboxed: add --sane-sandbox-method none for benchmarking

modules/programs/sane-sandboxed

@@ -436,6 +436,28 @@ capshonlyExec() {
 }
 
 
+## NONE BACKEND
+# this backend exists only to allow benchmarking
+noneSetup() {
+  :
+}
+noneIngestPath() {
+  :
+}
+noneIngestNet() {
+  :
+}
+noneIngestProfile() {
+  :
+}
+noneIngestCapability() {
+  :
+}
+noneExec() {
+  exec "${cliArgs[@]}"
+}
+
+
 ## ARGUMENT POST-PROCESSING
 
 ### autodetect: if one of the CLI args looks like a path, that could be an input or output file