docs: alphabetize parallels-pvm settings

website/source/docs/builders/parallels-pvm.html.markdown

@@ -53,17 +53,17 @@ builder.
 
 ### Required:
 
+-   `parallels_tools_flavor` (string) - The flavor of the Parallels Tools ISO to
+    install into the VM. Valid values are "win", "lin", "mac", "os2"
+    and "other". This can be omitted only if `parallels_tools_mode`
+    is "disable".
+
 -   `source_path` (string) - The path to a PVM directory that acts as the source
     of this build.
 
 -   `ssh_username` (string) - The username to use to SSH into the machine once
     the OS is installed.
 
--   `parallels_tools_flavor` (string) - The flavor of the Parallels Tools ISO to
-    install into the VM. Valid values are "win", "lin", "mac", "os2"
-    and "other". This can be omitted only if `parallels_tools_mode`
-    is "disable".
-
 ### Optional:
 
 -   `boot_command` (array of strings) - This is an array of commands to type
@@ -86,10 +86,6 @@ builder.
     listed in this configuration will all be put into the root directory of the
     floppy disk; sub-directories are not supported.
 
--   `reassign_mac` (boolean) - If this is "false" the MAC address of the first
-    NIC will reused when imported else a new MAC address will be generated
-    by Parallels. Defaults to "false".
-
 -   `output_directory` (string) - This is the path to the directory where the
     resulting virtual machine will be created. This may be relative or absolute.
     If relative, the path is relative to the working directory when `packer`
@@ -133,6 +129,10 @@ builder.
     this is ".prlctl\_version", which will generally upload it into the
     home directory.
 
+-   `reassign_mac` (boolean) - If this is "false" the MAC address of the first
+    NIC will reused when imported else a new MAC address will be generated
+    by Parallels. Defaults to "false".
+
 -   `shutdown_command` (string) - The command to use to gracefully shut down the
     machine once all the provisioning is done. By default this is an empty
     string, which tells Packer to just forcefully shut down the machine.