lang/erlang-runtime25: 25.3.2.15 => 25.3.2.21

Changelogs:
https://github.com/erlang/otp/releases/tag/OTP-25.3.2.16
https://github.com/erlang/otp/releases/tag/OTP-25.3.2.17
https://github.com/erlang/otp/releases/tag/OTP-25.3.2.18
https://github.com/erlang/otp/releases/tag/OTP-25.3.2.19
https://github.com/erlang/otp/releases/tag/OTP-25.3.2.20
https://github.com/erlang/otp/releases/tag/OTP-25.3.2.21

Refresh patches.
Pet portclippy.

PR:		286332
Approved by:	erlang (maintainer, timeout > 3 weeks)
Security:	CVE-2024-53846
Security:	CVE-2025-26618
Security:	CVE-2025-30211
Security:	CVE-2025-32433
Security:	CVE-2025-46712
MFH:		2025Q2