Adds nanosleep to x86 syscalls

BUG: 32122229
Change-Id: I99bc266f4d7ddaa89d414392698324e1e955f841
(cherry picked from commit 4eb4ed6408e8b54223708251c1da01b68a0e6635)
(cherry picked from commit 868d6e09a560404d33bd80a3b5e68d6deb3b41aa)
diff --git a/services/mediaextractor/minijail/seccomp_policy/mediaextractor-seccomp-x86.policy b/services/mediaextractor/minijail/seccomp_policy/mediaextractor-seccomp-x86.policy
index 67976ff..189855c 100644
--- a/services/mediaextractor/minijail/seccomp_policy/mediaextractor-seccomp-x86.policy
+++ b/services/mediaextractor/minijail/seccomp_policy/mediaextractor-seccomp-x86.policy
@@ -35,6 +35,7 @@
 getgid32: 1
 getegid32: 1
 getgroups32: 1
+nanosleep: 1
 
 # for attaching to debuggerd on process crash
 socketcall: 1