Fix init_foreground denials

[    7.989262] c2    433 type=1400 audit(6111321.453:28): avc: denied { getattr } for pid=593 comm="pgrep" path="/proc/zoneinfo" dev="proc" ino=4026532405 scontext=u:r:init_foreground:s0 tcontext=u:object_r:proc_zoneinfo:s0 tclass=file permissive=0
[    7.989326] c2    433 type=1400 audit(6111321.453:29): avc: denied { getattr } for pid=593 comm="pgrep" path="/proc/timer_stats" dev="proc" ino=4026532400 scontext=u:r:init_foreground:s0 tcontext=u:object_r:proc_timer:s0 tclass=file permissive=0
[    7.989383] c2    433 type=1400 audit(6111321.453:30): avc: denied { getattr } for pid=593 comm="pgrep" path="/proc/timer_list" dev="proc" ino=4026532399 scontext=u:r:init_foreground:s0 tcontext=u:object_r:proc_timer:s0 tclass=file permissive=0
[    7.989438] c2    433 type=1400 audit(6111321.453:31): avc: denied { getattr } for pid=593 comm="pgrep" path="/proc/softirqs" dev="proc" ino=4026532356 scontext=u:r:init_foreground:s0 tcontext=u:object_r:proc_timer:s0 tclass=file permissive=0
[    7.989493] c2    433 type=1400 audit(6111321.453:32): avc: denied { getattr } for pid=593 comm="pgrep" path="/proc/stat" dev="proc" ino=4026532353 scontext=u:r:init_foreground:s0 tcontext=u:object_r:proc_stat:s0 tclass=file permissive=0
[    8.023612] c0    433 type=1400 audit(6111321.453:33): avc: denied { getattr } for pid=593 comm="pgrep" path="/proc/interrupts" dev="proc" ino=4026532350 scontext=u:r:init_foreground:s0 tcontext=u:object_r:proc_interrupts:s0 tclass=file permissive=0

Test: flash on device
Bug: 31968753
Change-Id: I4761aa7b58fec420e0becba236a00edd285d039c
diff --git a/sepolicy/init_foreground.te b/sepolicy/init_foreground.te
index 0842d2e..0215580 100644
--- a/sepolicy/init_foreground.te
+++ b/sepolicy/init_foreground.te
@@ -7,6 +7,11 @@
 allow init_foreground proc_iomem:file getattr;
 allow init_foreground proc_meminfo:file getattr;
 allow init_foreground proc_sysrq:file getattr;
+dontaudit init_foreground proc_interrupts:file getattr;
+dontaudit init_foreground proc_stat:file getattr;
+dontaudit init_foreground proc_timer:file getattr;
+dontaudit init_foreground proc_zoneinfo:file getattr;
+
 allow init_foreground shell_exec:file { getattr read };
 allow init_foreground toolbox_exec:file rx_file_perms;