Convert some unsafe post-fork() LOG usage.

Using LOG() in the child process is not safe, because the parent may
have held a lock in bionic that will now never be unlocked in the child.

Use async_safe_format_log instead.

Bug: 182672944
Test: N/A
Change-Id: I419ad3a92c829e945acbfd73ebbc472a31de7080
diff --git a/cmds/installd/Android.bp b/cmds/installd/Android.bp
index d09d3e8..18c267d 100644
--- a/cmds/installd/Android.bp
+++ b/cmds/installd/Android.bp
@@ -47,6 +47,9 @@
         "libutils",
         "server_configurable_flags",
     ],
+    static_libs: [
+        "libasync_safe",
+    ],
     export_shared_lib_headers: [
         "libbinder",
     ],
@@ -251,6 +254,7 @@
     ],
 
     static_libs: [
+        "libasync_safe",
         "libdiskusage",
         "libotapreoptparameters",
     ],