devel/delve: Update to 1.20.2

ChangeLog:
https://github.com/go-delve/delve/blob/master/CHANGELOG.md#1202-2023-04-05

Added
 * New flag --rr-onprocess-pid to replay command
 * Added documentation for watching arbitrary address
 * Allow extracting a DWARF entry field
 * Add SetLoggerFactory to terminal/logflags package
 * New config option for tab printing when printing source code
 * Added documentation for debugging Go runtime with Delve

Fixed
 * Fix printing boolean values in Starlark scripts
 * Fix infinite recursion in escapeCheck
 * Support multiple functions with same name
 * Handle end_seq in dwarf/line correctly
 * Fix calls into SYS_PROCESS_VM_READV/WRITEV syscalls
 * Fix exit status for trace subcommand
 * Fix stripping DYLD_INSERT_LIBRARIES on macOS
 * Fix handling of list colors via config
 * Fixes to FreeBSD backend

Changed
 * Add limit to maximum time.Time we try and format
 * Add fuzzing tests to expression evaluator and variable loader
 * Removed some support for Go 1.12 and earlier
 * Moved util functions to dwarf package
 * Attempt to load DW_AT_specification if present
 * Match go test behavior when dlv test gets list of go files
 * Populate Value field in pointer Variable

PR:		271187
Reported by:	dmitry.wagin@ya.ru (maintainer)