xfstests: cleanup duplicates in all tests

There are duplicate blank lines, comment hash and lines
containing duplicate seqres= declarations, remove them.

Signed-off-by: Rich Johnston <rjohnston@sgi.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>

tests/xfs/050

@@ -25,8 +25,6 @@
 
 seq=`basename $0`
 seqres=$RESULT_DIR/$seq
-seqres=$RESULT_DIR/$seq
-seqres=$RESULT_DIR/$seq
 echo "QA output created by $seq"
 
 here=`pwd`
@@ -46,12 +44,10 @@ _cleanup()
 }
 trap "_cleanup; exit \$status" 0 1 2 3 15
 
-
 # real QA test starts here
 _supported_fs xfs
 _supported_os Linux IRIX
 
-
 cp /dev/null $seqres.full
 chmod a+rwx $seqres.full	# arbitrary users will write here
 
@@ -63,7 +59,6 @@ bhard=500
 isoft=4
 ihard=10
 
-
 _filter_report()
 {
 	tr -s '[:space:]' | \