ash: trivial code readability fixes

shell/ash.c

@@ -7731,6 +7731,7 @@ static int evalskip;            /* set if we are skipping commands */
 #define SKIPEVAL       (1 << 4)
 static int skipcount;           /* number of levels to skip */
 static int funcnest;            /* depth of function calls */
+static int loopnest;            /* current loop nesting level */
 
 /* forward decl way out to parsing code - dotrap needs it */
 static int evalstring(char *s, int mask);
@@ -7902,8 +7903,6 @@ static
 #endif
 void evaltreenr(union node *, int) __attribute__ ((alias("evaltree"),__noreturn__));
 
-static int loopnest;            /* current loop nesting level */
-
 static void
 evalloop(union node *n, int flags)
 {