Remove trailing white space

Author: jkbonfield

vcf.c

@@ -2911,7 +2911,7 @@ static int vcf_parse_format_alloc4(kstring_t *s, const bcf_hdr_t *h, bcf1_t *v,
 // fill the sample fields; at beginning of the loop
 static int vcf_parse_format_fill5(kstring_t *s, const bcf_hdr_t *h, bcf1_t *v,
                                   const char *p, const char *q, fmt_aux_t *fmt) {
-    static int extreme_val_warned = 0; 
+    static int extreme_val_warned = 0;
     int n_sample_ori = -1;
     // t points to the first char of a format
     const char *t = q + 1;