devel/delve: Update to 1.20.0

ChangeLog:
https://github.com/go-delve/delve/blob/master/CHANGELOG.md#1200-2022-12-07

Added

Support for Go 1.20
Support for Windows/arm64
Compatibility with coredumpctl

Fixed

Improve evaluation of type casts

• DAP: Added type to response of EvaluateRequest
• Cgo stacktraces on linux/arm64
• Debugserver crashes on recent versions of macOS when $DYLD_INSERT_LIBRARIES is set
• Stacktraces and stepping on Go 1.19.2 and later on macOS
• Attaching to processes used by a different user on Windows
• Nil pointer dereference when current address is not part of a function

Changed

• Change behavior of exec command so that it looks for the executable in the current directory DAP shows full value when evaluating log messages
• Wait time is no longer reported for parked goroutines
• Miscellaneous improvements to documentation and error messages

PR: 268293
Reported by: dmitry.wagin@ya.ru (maintainer)