fix va_list leaks reported by static analyzer

Reported by Corax from https://feysh.com

Author: danix800

xdo.c

@@ -1994,6 +1994,7 @@ void _xdo_debug(const xdo_t *xdo, const char *format, ...) {
 
   va_start(args, format);
   if (xdo->debug) {
+    va_end(args);
     vfprintf(stderr, format, args);
     fprintf(stderr, "\n");
   }
@@ -2006,6 +2007,7 @@ void _xdo_eprintf(const xdo_t *xdo, int hushable, const char *format, ...) {
 
   va_start(args, format);
   if (xdo->quiet == True && hushable) {
+    va_end(args);
     return;
   }