panic in logging round tripper if request body is passed as nil, instead of NoBody

[Semior001]

--- FAIL: TestHandler/create_event_and_read_it (0.03s)
panic: runtime error: invalid memory address or nil pointer dereference [recovered]
	panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x2 addr=0x18 pc=0x1044d8da0]

goroutine 78 [running]:
testing.tRunner.func1.2({0x104a35840, 0x104de1b80})
	/opt/homebrew/opt/go/libexec/src/testing/testing.go:1631 +0x1c4
testing.tRunner.func1()
	/opt/homebrew/opt/go/libexec/src/testing/testing.go:1634 +0x33c
panic({0x104a35840?, 0x104de1b80?})
	/opt/homebrew/opt/go/libexec/src/runtime/panic.go:770 +0x124
io.(*LimitedReader).Read(0x14000312bb8, {0x14000360800?, 0x14000259358?, 0x1044d8c88?})
	/opt/homebrew/opt/go/libexec/src/io/io.go:479 +0x40
bytes.(*Buffer).ReadFrom(0x14000248240, {0x104acfdd8, 0x14000312bb8})
	/opt/homebrew/opt/go/libexec/src/bytes/buffer.go:211 +0x90
io.copyBuffer({0x104acfd38, 0x14000248240}, {0x104acfdd8, 0x14000312bb8}, {0x0, 0x0, 0x0})
	/opt/homebrew/opt/go/libexec/src/io/io.go:415 +0x14c
io.Copy(...)
	/opt/homebrew/opt/go/libexec/src/io/io.go:388
io.CopyN({0x104acfd38, 0x14000248240}, {0x0, 0x0}, 0x2801)
	/opt/homebrew/opt/go/libexec/src/io/io.go:364 +0x98
github.com/cappuccinotm/slogx/logger.peek({0x0, 0x0}, 0x2800)
	/Users/semior/go/pkg/mod/github.com/cappuccinotm/[email protected]/logger/io.go:29 +0x60
github.com/cappuccinotm/slogx/logger.(*Logger).readBody(0x140001119a0?, {0x0, 0x0}, 0x0)
	/Users/semior/go/pkg/mod/github.com/cappuccinotm/[email protected]/logger/logger.go:154 +0x88
github.com/cappuccinotm/slogx/logger.(*Logger).obtainRequestInfo(0x1400003c200, 0x1400035b680)
	/Users/semior/go/pkg/mod/github.com/cappuccinotm/[email protected]/logger/logger.go:115 +0x3c
...

rest is trimmed