[rpms/inspektor-gadget] rawhide: README: Replace ssh with authorization for fedpkg push.

[Francis Laniel <laniel_francis@privacyrequired.com>]

            A new commit has been pushed.

            Repo   : rpms/inspektor-gadget
            Branch : rawhide
            Commit : 553534f52a098b7b553dc8572fc0bf460c5d0e77
            Author : Francis Laniel <laniel_francis@privacyrequired.com>
            Date   : 2026-06-03T10:56:51+03:00
            Stats  : +5/-3 in 1 file(s)
            URL    : https://src.fedoraproject.org/rpms/inspektor-gadget/c/553534f52a098b7b553dc8572fc0bf460c5d0e77?branch=rawhide

            Log:
            README: Replace ssh with authorization for fedpkg push.

Signed-off-by: Francis Laniel <laniel_francis@privacyrequired.com>

---
diff --git a/README.md b/README.md
index c70b328..ee7ddda 100644
--- a/README.md
+++ b/README.md
@@ -12,9 +12,9 @@ The whole process can be achieved using the corresponding container:
 ```bash
 $ docker build --build-arg USER=$USER --build-arg UID=$(id -u) --build-arg GID=$(id -g) -t fedora-ig-bumper -f Dockerfile .
 # For rootfull docker use the following:
-$ docker run -ti --rm -v $(pwd):/work -v $HOME/.ssh:$HOME/.ssh -w /work fedora-ig-bumper
+$ docker run -ti --rm -v $(pwd):/work -w /work -p 12345:12345 fedora-ig-bumper
 # For rootless podman, use the following:
-$ podman run -ti --rm -v $(pwd):/work -v $HOME/.ssh:$HOME/.ssh -w /work --userns=keep-id fedora-ig-bumper
+$ podman run -ti --rm -v $(pwd):/work -w /work -p 12345:12345 --userns=keep-id fedora-ig-bumper
 ```
 
 From now, all the commands will be run as your user from the `fedora-ig-bumper` container.
@@ -146,7 +146,9 @@ Once you have built and tested the package, you can now publish it by using the 
 
 ```bash
 # Push previous commit containing modifications to inspektor-gadget.spec and sources files.
-$ git push
+# Open the URL in browser to grant authorization to fedpkg push to push commits.
+$ fedpkg push
+Please visit https://id.fedoraproject.org/openidc/Authorization... to grant authorization
 # Rawhide packages are updated once a day.
 $ fedpkg build
 ```