mdoc: terminate quoted string and remove unneeded paragraph macro.

share/man/man4/bce.4

@@ -317,7 +317,7 @@ address space.
 .It "bce%d: Could not allocate TX descriptor chain DMA tag!"
 The driver could not allocate a DMA tag for the controller's
 TX chain.
-.It "bce%d: Could not allocate TX descriptor chain DMA memory!
+.It "bce%d: Could not allocate TX descriptor chain DMA memory!"
 The driver could not allocate DMA addressable memory for the controller's
 TX chain.
 .It "bce%d: Could not map TX descriptor chain DMA memory!"
@@ -401,7 +401,6 @@ If the problem continues replace the controller.
 For general information and support,
 go to the Broadcom NIC Open Source Developer Resource Site:
 .Pa http://www.broadcom.com/support/ethernet_nic/open_source.php .
-.Pp
 .Sh SEE ALSO
 .Xr altq 4 ,
 .Xr arp 4 ,