Formatting: kill off "stealth whitespace"

"Stealth whitespace" makes it harder to read diffs, and just generally
cause unwanted weirdness.  Do a source-wide pass to get rid of it.

doc/rdsrc.pl

@@ -1417,4 +1417,3 @@ sub write_dip {
   }
   close(PARAS);
 }
-

exprlib.c

@@ -151,4 +151,3 @@ int32_t reloc_wrt(expr * vect)
     } else
         return NO_SEG;
 }
-

float.c

@@ -825,4 +825,3 @@ int float_option(const char *option)
 	return -1;		/* Unknown option */
     }
 }
-

lib/snprintf.c

@@ -23,4 +23,3 @@ int snprintf(char *str, size_t size, const char *format, ...)
 
     return rv;
 }
-

misc/fmtinsns.pl

@@ -29,5 +29,3 @@ while ($line = <STDIN>) {
     }
     print $line, "\n";
 }
-
-	

stdscan.c

@@ -225,4 +225,3 @@ int stdscan(void *private_data, struct tokenval *tv)
     } else                      /* just an ordinary char */
         return tv->t_type = (uint8_t)(*stdscan_bufptr++);
 }
-

test/riprel.pl

@@ -21,5 +21,3 @@ foreach $mode ('abs', 'rel') {
 }
 
 print "\nfoo:\n";
-
-	

version.pl

@@ -133,4 +133,3 @@ if ( $what eq 'h' ) {
 }
 
 exit 0;
-