Improve the formatting for init's README.

Make sure the arguments to "mkdir" show up in the same block.

Before: https://android.googlesource.com/platform/system/core/+/c3a119caa3ae2068bf5280254c28c360af88153f/init/README.md
After: https://android.googlesource.com/platform/system/core/+/refs/changes/60/2528060/1/init/README.md

Test: N/A
Change-Id: I88b4931e70e2793566cce53c38c0295168463971
diff --git a/init/README.md b/init/README.md
index b006365..6bdff4a 100644
--- a/init/README.md
+++ b/init/README.md
@@ -642,17 +642,17 @@
   the current SELinux policy or its parent if not specified in the policy. If
   the directory exists, its security context will not be changed (even if
   different from the policy).
-
-  > _action_ can be one of:
-  * `None`: take no encryption action; directory will be encrypted if parent is.
-  * `Require`: encrypt directory, abort boot process if encryption fails
-  * `Attempt`: try to set an encryption policy, but continue if it fails
-  * `DeleteIfNecessary`: recursively delete directory if necessary to set
-  encryption policy.
-
-  > _key_ can be one of:
-  * `ref`: use the systemwide DE key
-  * `per_boot_ref`: use the key freshly generated on each boot.
+>
+> _action_ can be one of:
+>  * `None`: take no encryption action; directory will be encrypted if parent is.
+>  * `Require`: encrypt directory, abort boot process if encryption fails
+>  * `Attempt`: try to set an encryption policy, but continue if it fails
+>  * `DeleteIfNecessary`: recursively delete directory if necessary to set
+>  encryption policy.
+>
+> _key_ can be one of:
+>  * `ref`: use the systemwide DE key
+>  * `per_boot_ref`: use the key freshly generated on each boot.
 
 `mount_all [ <fstab> ] [--<option>]`
 > Calls fs\_mgr\_mount\_all on the given fs\_mgr-format fstab with optional