system/gnu-unifont: Updated for version 12.1.03.

Checks performed:

1. Compared contents of files from all available download locations:

• http://unifoundry.com/pub/unifont/unifont-12.1.03/unifont-12.1.03.tar.gz
• https://ftpmirror.gnu.org/unifont/unifont-12.1.03/unifont-12.1.03.tar.gz
• https://ftp.gnu.org/gnu/unifont/unifont-12.1.03/unifont-12.1.03.tar.gz
• ftp://ftp.gnu.org/gnu/unifont/unifont-12.1.03/unifont-12.1.03.tar.gz

Size:      19754011
MD5SUM:    ee5e7606f7aa273777408cd363ec0624
SHA256SUM: c1d56e1d2f6952a45fc2d38c5c2c52d715328714d385749451b7ec14ba1ab982

Files are identical.

2. Checked signatures. Signatures check: OK

3. Checked files in VirusTotal:

• File http://unifoundry.com/pub/unifont/unifont-12.1.03/unifont-12.1.03.tar.gz
  • Scan https://www.virustotal.com/gui/url/6fe4350d5bbb0d7fb52ccda1a444b77939c4c78e4d10ac18a6de491cbc683c0f/detection
• File https://ftpmirror.gnu.org/unifont/unifont-12.1.03/unifont-12.1.03.tar.gz
  • Scan https://www.virustotal.com/gui/url/9271782f08425d07bdf6f6783ebe1113f5ed79438b4cae82ec94360a9cfc7c48/detection

4. Scanned files with the latest stable version of ClamAV with the latest virus dbs.

Scan result: OK