overlaycheck: Allow long lines without spaces

In order to accommodate long URLs, permit lines without spaces to exceed
the 80 character limit. Prior to this change the line would have to
begin with at least one space.

Signed-off-by: Phil Elwell <phil@raspberrypi.com>

Author: pelwell

overlaycheck/overlaycheck

@@ -358,7 +358,7 @@ if ($try_all)
         foreach my $base (@base_files)
         {
             next if (!-f "$TMPDIR/$base.dtb");
-            next if (($overlay =~ /(wifi|bt)/) && ($base !~ /^(bcm2708-rpi-zero-w|bcm2709-rpi-zero-2|bcm2710-rpi-3-|bcm2711-rpi-(4|cm4$)|bcm2712-rpi-(5|cm5))/));
+            next if (($overlay =~ /(wifi|bt)/) && ($base !~ /^(bcm2708-rpi-zero-w|bcm2710-rpi-zero-2|bcm2710-rpi-3-|bcm2711-rpi-(4|cm4$)|bcm2712-rpi-(5|cm5))/));
             next if ($overlay eq 'vl805' && $base eq 'bcm2711-rpi-cm4s');
             next if ($overlay_props->{'bcm2711'} && $base !~ /^bcm2711/);
             next if ($overlay_props->{'bcm2712'} && $base !~ /^bcm2712/);
@@ -507,7 +507,7 @@ sub parse_readme
         error("TABs in README ($linenum)") if ($line =~ /\t/);
         error("Trailing whitespace in README ($linenum)") if ($line =~ /\s$/);
         error("Line too long in README ($linenum)")
-            if (length($line) > 80 && $line !~ /^\s+[^\s]+$/);
+            if (length($line) > 80 && $line !~ /^\s*[^\s]+$/);
 
         if ($overlay && !$line)
         {