minor fix in docu

setuid-runner/Makefile

@@ -7,6 +7,7 @@ PYINC := $(shell python3-config --includes)
 PYLIBS := $(shell python3-config --ldflags)
 
 # You can set this to use rpath for Python libraries for instance
+# LDFLAGS := -Wl,-rpath='/path/to/python/lib'
 LDFLAGS :=
 # SET THIS VARIABLE TO the location of the data.py, for example
 # SPATH := /cm/shared/apps/profit/aggregator/data.py