Clean up trailing whitespace in the kernel headers.

And fix the scripts so they stop letting trailing whitespace through.

Change-Id: Ie109fbe1f63321e565ba0fa60fee8e9cf3a61cfc
diff --git a/libc/kernel/arch-mips/asm/jazzdma.h b/libc/kernel/arch-mips/asm/jazzdma.h
index 7426807..9744d82 100644
--- a/libc/kernel/arch-mips/asm/jazzdma.h
+++ b/libc/kernel/arch-mips/asm/jazzdma.h
@@ -32,18 +32,18 @@
  unsigned int owner;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } VDMA_PGTBL_ENTRY;
-#define JAZZ_R4030_CHNL_MODE 0xE0000100  
-#define JAZZ_R4030_CHNL_ENABLE 0xE0000108  
-#define JAZZ_R4030_CHNL_COUNT 0xE0000110  
+#define JAZZ_R4030_CHNL_MODE 0xE0000100
+#define JAZZ_R4030_CHNL_ENABLE 0xE0000108
+#define JAZZ_R4030_CHNL_COUNT 0xE0000110
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define JAZZ_R4030_CHNL_ADDR 0xE0000118  
+#define JAZZ_R4030_CHNL_ADDR 0xE0000118
 #define R4030_CHNL_ENABLE (1<<0)
 #define R4030_CHNL_WRITE (1<<1)
 #define R4030_TC_INTR (1<<8)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define R4030_MEM_INTR (1<<9)
 #define R4030_ADDR_INTR (1<<10)
-#define R4030_MODE_ATIME_40 (0)  
+#define R4030_MODE_ATIME_40 (0)
 #define R4030_MODE_ATIME_80 (1)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define R4030_MODE_ATIME_120 (2)
@@ -53,12 +53,12 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define R4030_MODE_ATIME_280 (6)
 #define R4030_MODE_ATIME_320 (7)
-#define R4030_MODE_WIDTH_8 (1<<3)  
+#define R4030_MODE_WIDTH_8 (1<<3)
 #define R4030_MODE_WIDTH_16 (2<<3)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define R4030_MODE_WIDTH_32 (3<<3)
 #define R4030_MODE_INTR_EN (1<<5)
-#define R4030_MODE_BURST (1<<6)  
-#define R4030_MODE_FAST_ACK (1<<7)  
+#define R4030_MODE_BURST (1<<6)
+#define R4030_MODE_FAST_ACK (1<<7)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif