Allow dumpstate to run am and shell.

See http://code.google.com/p/android/issues/detail?id=65339



Further denials were observed in testing and allowed as well.

Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>

(cherry picked from commit 208deb33)

Change-Id: I2d4135df916f67fcd3cff8c22429779ba0193b2c