Add new syscall used by new unwinder.

The new unwinder also uses process_vm_readv, so added to all policies.

Bug: 65166211

Test: Did debuggerd -b of media.extractor and media.codec process.
Change-Id: Ifad0bc505602ec4879b0a8efe27c5a12dfa28fab
diff --git a/services/mediacodec/seccomp_policy/mediacodec-arm.policy b/services/mediacodec/seccomp_policy/mediacodec-arm.policy
index 52658d1..73857f8 100644
--- a/services/mediacodec/seccomp_policy/mediacodec-arm.policy
+++ b/services/mediacodec/seccomp_policy/mediacodec-arm.policy
@@ -67,3 +67,4 @@
 recvmsg: 1
 getpid: 1
 gettid: 1
+process_vm_readv: 1
diff --git a/services/mediaextractor/seccomp_policy/mediaextractor-arm.policy b/services/mediaextractor/seccomp_policy/mediaextractor-arm.policy
index 23d349d..e06ac8c 100644
--- a/services/mediaextractor/seccomp_policy/mediaextractor-arm.policy
+++ b/services/mediaextractor/seccomp_policy/mediaextractor-arm.policy
@@ -61,3 +61,4 @@
 ppoll: 1
 getpid: 1
 gettid: 1
+process_vm_readv: 1
diff --git a/services/mediaextractor/seccomp_policy/mediaextractor-arm64.policy b/services/mediaextractor/seccomp_policy/mediaextractor-arm64.policy
index 42e0d75..4b51457 100644
--- a/services/mediaextractor/seccomp_policy/mediaextractor-arm64.policy
+++ b/services/mediaextractor/seccomp_policy/mediaextractor-arm64.policy
@@ -52,3 +52,4 @@
 ppoll: 1
 getpid: 1
 gettid: 1
+process_vm_readv: 1
diff --git a/services/mediaextractor/seccomp_policy/mediaextractor-x86.policy b/services/mediaextractor/seccomp_policy/mediaextractor-x86.policy
index 76403f2..cdff4db 100644
--- a/services/mediaextractor/seccomp_policy/mediaextractor-x86.policy
+++ b/services/mediaextractor/seccomp_policy/mediaextractor-x86.policy
@@ -56,6 +56,7 @@
 getdents64: 1
 pipe2: 1
 ppoll: 1
+process_vm_readv: 1
 
 # Required by AddressSanitizer
 gettid: 1