Strip trailing whitespace from source files

Performed with: `git ls-files | xargs perl -i -p -e 's{[ \t]+$}{}'`

`git diff -w` & `git diff -b` show no diffs from this change

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Part-of: <https://gitlab.freedesktop.org/xorg/driver/xf86-video-ark/-/merge_requests/9>

.gitignore

@@ -71,8 +71,8 @@ core
 *.tar.bz2
 *.tar.gz
 #
-#		Add & Override patterns for xf86-video-ark 
+#		Add & Override patterns for xf86-video-ark
 #
 #		Edit the following section as needed
 # For example, !report.pc overrides *.pc. See 'man gitignore'
-# 
+#

src/ark.h

@@ -30,7 +30,7 @@ typedef struct _ARKRegRec {
 
 
 typedef struct _ARKRec {
-#ifndef XSERVER_LIBPCIACCESS	
+#ifndef XSERVER_LIBPCIACCESS
 	pciVideoPtr		PciInfo;
 	PCITAG			PciTag;
 #else

src/ark_driver.c

@@ -6,7 +6,7 @@
  * Permission to use, copy, modify, distribute, and sell this software and its
  * documentation for any purpose is hereby granted without fee, provided that
  * the above copyright notice appear in all copies and that both that copyright
- * notice and this permission notice appear in supporting documentation and   
+ * notice and this permission notice appear in supporting documentation and
  * that the name of Ani Joshi not be used in advertising or
  * publicity pertaining to distribution of the software without specific,
  * written prior permission.  Ani Joshi makes no representations
@@ -726,7 +726,7 @@ static Bool ARKModeInit(ScrnInfoPtr pScrn, DisplayModePtr mode)
 				   "Unsupported screen width %d\n",
 				   pScrn->displayWidth);
 			return FALSE;
-	}	
+	}
 
 	new->sr17 &= ~0xc7;
 	new->sr17 |= modepitch;
@@ -1025,7 +1025,7 @@ static Bool ARKMapMem(ScrnInfoPtr pScrn)
 					       PCI_DEV_MAP_FLAG_WRITABLE |
 					       PCI_DEV_MAP_FLAG_WRITE_COMBINE,
 					       result);
-		
+
 		if (err) {
 			xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
 			   "Could not map framebuffer: %d\n", err);