Remove stray backtick from table output

I thought it was dirt on my screen, but it turns out it wasn't.

Change-Id: I4615d0cf7f984989718226eb75add3c4bd74b351
diff --git a/compare_dg_tests.pl b/compare_dg_tests.pl
index bf391cc..772eca1 100755
--- a/compare_dg_tests.pl
+++ b/compare_dg_tests.pl
@@ -655,7 +655,7 @@
    #### TESTS STATUS
    if (not $quiet and not $short)
    {
-       printf "              `                              +---------+---------+\n";
+       printf "                                             +---------+---------+\n";
        printf "o  RUN STATUS:                               |   REF   |   RES   |\n";
        printf "  +------------------------------------------+---------+---------+\n";
        printf "  | %-40s | %7d | %7d |\n", "Passes                            [PASS]", $ref->{PASS}, $res->{PASS};
diff --git a/testsuite/expected-1-2-long.txt b/testsuite/expected-1-2-long.txt
index 6629904..a4aa969 100644
--- a/testsuite/expected-1-2-long.txt
+++ b/testsuite/expected-1-2-long.txt
@@ -2,7 +2,7 @@
 REFERENCE:sum-1.txt
 CURRENT:  sum-2.txt
 
-              `                              +---------+---------+
+                                             +---------+---------+
 o  RUN STATUS:                               |   REF   |   RES   |
   +------------------------------------------+---------+---------+
   | Passes                            [PASS] |      20 |      15 |
diff --git a/testsuite/expected-1-2.txt b/testsuite/expected-1-2.txt
index 7457b00..0afde96 100644
--- a/testsuite/expected-1-2.txt
+++ b/testsuite/expected-1-2.txt
@@ -2,7 +2,7 @@
 REFERENCE:sum-1.txt
 CURRENT:  sum-2.txt
 
-              `                              +---------+---------+
+                                             +---------+---------+
 o  RUN STATUS:                               |   REF   |   RES   |
   +------------------------------------------+---------+---------+
   | Passes                            [PASS] |      20 |      15 |