man: link to the spec in --help/man page

Author: keszybz

docs/dlopen-description.man

@@ -5,7 +5,7 @@ by various tools. There is no machine-readable metadata about dependencies
 loaded at build time via
 .BR \%dlopen (3)
 available by default. The ELF Dlopen Metadata specification aims to fill this
-gap, by defining a common format.
+gap by defining a common format. See https://systemd.io/ELF_DLOPEN_METADATA/.
 .PP
 This tool allows parsing such a note, and printing out the result in various
 formats.

docs/dlopen-notes.1

@@ -1,4 +1,4 @@
-.TH DLOPEN\-NOTES.PY "1" "2024\-05\-22" "package\-notes" "Generated Python Manual"
+.TH DLOPEN\-NOTES.PY "1" "2024\-07\-23" "package\-notes" "Generated Python Manual"
 .SH NAME
 dlopen\-notes.py
 .SH SYNOPSIS
@@ -12,7 +12,7 @@ by various tools. There is no machine-readable metadata about dependencies
 loaded at build time via
 .BR \%dlopen (3)
 available by default. The ELF Dlopen Metadata specification aims to fill this
-gap, by defining a common format.
+gap by defining a common format. See https://systemd.io/ELF_DLOPEN_METADATA/.
 .PP
 This tool allows parsing such a note, and printing out the result in various
 formats.