fix 021 for varying amts of whitespace in wc output

fix 021 for varying amts of whitespace in wc output

021

@@ -128,7 +128,8 @@ head -1 $tmp.hahahahaplonk
 # print out the rest of the data apart from the header
 # the size is +1 for an extra \n at the end
 echo -n "size of attr value = "
-_attr -g "a3" $testfile.2 | tail -3 | wc -c
+# wc inserts different amounts of whitespace in front...
+_attr -g "a3" $testfile.2 | tail -3 | wc -c | sed -e "s/^ *//"
 echo ""
 
 inum_2=`ls -li $testfile.2 | $AWK_PROG '{ print $1 }'`

021.out

@@ -15,7 +15,7 @@ user.a2-----
 user.a3
 
 Attribute "a3" had a 65535 byte value for <TESTFILE>.2:
-size of attr value =   65536
+size of attr value = 65536
 
 *** unmount FS
 *** dump attributes (1)