whitespace fixes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

shell/hush.c

@@ -2037,7 +2037,7 @@ static const char *next_brace_sub(const char *cp)
 				break;
 			cp++;
 			continue;
-    		}
+		}
 		 /*{*/ if ((*cp == '}' && depth-- == 0) || (*cp == ',' && depth == 0))
 			break;
 		if (*cp++ == '{') /*}*/

shell/hush_test/hush-misc/func4.tests

@@ -2,6 +2,6 @@ func() {
 	eval "echo \"\${val_${1}}\""
 }
 
-val_x=24 
+val_x=24
 (func x)
 echo Done

shell/msh_test/msh-execution/nested_break.tests

@@ -3,15 +3,15 @@
 n=0
 while :
 do
-        echo A
-        while :
-        do
-    		echo B
-                break
-        done
-        echo iteration
-        [ $n = 1 ] && break
+	echo A
+	while :
+	do
+		echo B
+		break
+	done
+	echo iteration
+	[ $n = 1 ] && break
 	echo C
-        n=`expr $n + 1`
+	n=`expr $n + 1`
 done
 echo D