ACPI: ibm-acpi: kill trailing whitespace

I shall protect the ibm-acpi city against the invasion of the barbarian
blanks!  To the unforgiving jaws of sed s/[[:blank:]]\+$// they go!
Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Len Brown <len.brown@intel.com>

Documentation/ibm-acpi.txt

@@ -21,7 +21,7 @@ detailed description):
 
 	- Fn key combinations
 	- Bluetooth enable and disable
-	- video output switching, expansion control	
+	- video output switching, expansion control
 	- ThinkLight on and off
 	- limited docking and undocking
 	- UltraBay eject
@@ -472,7 +472,7 @@ This feature dumps the values of 256 embedded controller
 registers. Values which have changed since the last time the registers
 were dumped are marked with a star:
 
-[root@x40 ibm-acpi]# cat /proc/acpi/ibm/ecdump 
+[root@x40 ibm-acpi]# cat /proc/acpi/ibm/ecdump
 EC       +00 +01 +02 +03 +04 +05 +06 +07 +08 +09 +0a +0b +0c +0d +0e +0f
 EC 0x00:  a7  47  87  01  fe  96  00  08  01  00  cb  00  00  00  40  00
 EC 0x10:  00  00  ff  ff  f4  3c  87  09  01  ff  42  01  ff  ff  0d  00
@@ -503,7 +503,7 @@ vary. The second ensures that the fan-related values do vary, since
 the fan speed fluctuates a bit. The third will (hopefully) mark the
 fan register with a star:
 
-[root@x40 ibm-acpi]# cat /proc/acpi/ibm/ecdump 
+[root@x40 ibm-acpi]# cat /proc/acpi/ibm/ecdump
 EC       +00 +01 +02 +03 +04 +05 +06 +07 +08 +09 +0a +0b +0c +0d +0e +0f
 EC 0x00:  a7  47  87  01  fe  96  00  08  01  00  cb  00  00  00  40  00
 EC 0x10:  00  00  ff  ff  f4  3c  87  09  01  ff  42  01  ff  ff  0d  00

drivers/acpi/ibm_acpi.c

@@ -28,7 +28,7 @@
  *  2006-11-22	0.13	new maintainer
  *  			changelog now lives in git commit history, and will
  *  			not be updated further in-file.
- *  
+ *
  *  2005-08-17  0.12	fix compilation on 2.6.13-rc kernels
  *  2005-03-17	0.11	support for 600e, 770x
  *			    thanks to Jamie Lentin <lentinj@dial.pipex.com>
@@ -38,7 +38,7 @@
  *			experimental brightness control
  *			experimental volume control
  *			experimental fan enable/disable
- *  2005-01-16	0.10	fix module loading on R30, R31 
+ *  2005-01-16	0.10	fix module loading on R30, R31
  *  2005-01-16	0.9	support for 570, R30, R31
  *			ultrabay support on A22p, A3x
  *			limit arg for cmos, led, beep, drop experimental status
@@ -161,7 +161,7 @@ IBM_HANDLE(dock, root, "\\_SB.GDCK",	/* X30, X31, X40 */
 #ifdef CONFIG_ACPI_IBM_BAY
 IBM_HANDLE(bay, root, "\\_SB.PCI.IDE.SECN.MAST",	/* 570 */
 	   "\\_SB.PCI0.IDE0.IDES.IDSM",	/* 600e/x, 770e, 770x */
-	   "\\_SB.PCI0.SATA.SCND.MSTR",	/* T60, X60, Z60 */ 
+	   "\\_SB.PCI0.SATA.SCND.MSTR",	/* T60, X60, Z60 */
 	   "\\_SB.PCI0.IDE0.SCND.MSTR",	/* all others */
     );				/* A21e, R30, R31 */