miscellaneous: cleanup accumulated trailing whitespace

Signed-off-by: Jim Warner <james.warner@comcast.net>

proc/diskstat.c

@@ -63,7 +63,7 @@ struct procps_diskstat {
 };
 
 /*
- * scan_for_disks: 
+ * scan_for_disks:
  *
  * All disks start off as partitions. This function
  * scans /sys/block and changes all devices found there

proc/namespace.c

@@ -61,7 +61,7 @@ PROCPS_EXPORT const char *procps_ns_get_name(const int id)
  *
  * @name: the name of the required namespace
  *
- * Returns: ID of found name 
+ * Returns: ID of found name
  *   < 0 means error
  */
 PROCPS_EXPORT int procps_ns_get_id(const char *name)

proc/test_namespace.c

@@ -18,7 +18,7 @@
  */
 #include <stdlib.h>
 #include <stdio.h>
-#include <string.h> 
+#include <string.h>
 
 #include <proc/namespace.h>