ssh: Rename keys to have druckdev in the front

This groups all the druckdev related keys together.

.ssh/config

@@ -6,14 +6,14 @@ Host *
 
 Host aur.archlinux.org aur
 	Hostname aur.archlinux.org
-	IdentityFile ~/.ssh/aur-druckdev
+	IdentityFile ~/.ssh/druckdev-aur
 	User aur
 Host github.com github
 	Hostname github.com
-	IdentityFile ~/.ssh/github-druckdev
+	IdentityFile ~/.ssh/druckdev-github
 Host gitlab.com gitlab
 	Hostname gitlab.com
-	IdentityFile ~/.ssh/gitlab-druckdev
+	IdentityFile ~/.ssh/druckdev-gitlab
 Host codeberg.org codeberg
 	Hostname codeberg.org
-	IdentityFile ~/.ssh/codeberg-druckdev
+	IdentityFile ~/.ssh/druckdev-codeberg