Remove reference to compat-1.2.h

This has been irrelevant since Mbed TLS 2.0.0.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/scripts/generate_errors.pl b/scripts/generate_errors.pl
index 7822384..e7ee579 100755
--- a/scripts/generate_errors.pl
+++ b/scripts/generate_errors.pl
@@ -88,7 +88,6 @@
 
 foreach my $line (@matches)
 {
-    next if ($line =~ /compat-1.2.h/);
     my ($error_name, $error_code) = $line =~ /(MBEDTLS_ERR_\w+)\s+\-(0x\w+)/;
     my ($description) = $line =~ /\/\*\*< (.*?)\.? \*\//;