perf scripts python: Fix passing arguments to stackcollapse report

The '--' prevented arguments from being passed to the script, such as:

  $ perf script report stackcollapse -i my_perf.data

Signed-off-by: Michael Petlan <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Paolo Bonzini <[email protected]>
LPU-Reference: [email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

Author: rfmvh

tools/perf/scripts/python/bin/stackcollapse-report

@@ -1,3 +1,3 @@
 #!/bin/sh
 # description: produce callgraphs in short form for scripting use
-perf script -s "$PERF_EXEC_PATH"/scripts/python/stackcollapse.py -- "$@"
+perf script -s "$PERF_EXEC_PATH"/scripts/python/stackcollapse.py "$@"