Add alias git drb

Add alias git drb to delete the remote brnach with the same name as the
current branch from the remote origin.

See https://git-scm.com/book/en/v2/Git-Branching-Remote-Branches#_delete_branches

Author: salcode

README.md

@@ -8,6 +8,12 @@ Alias for `git branch --delete @{-1}` to delete the previous branch.
 
 See [Git Previous Branch](https://salferrarello.com/git-previous-branch/).
 
+### `git drb`
+
+Alias for `git push origin --delete $(git branch --show-current)` to delete the remote branch with the same name as the current branch from the remote **origin**.
+
+See [Deleting Remote Branches](https://git-scm.com/book/en/v2/Git-Branching-Remote-Branches#_delete_branches).
+
 ### `git lg`
 
 Decorated version of `git log --oneline --graph`.

gitconfig

@@ -1,5 +1,6 @@
 [alias]
 	d-b = branch -d @{-1}
+	drb = !git push origin --delete $(git branch --show-current)
 	lg = log --color --graph --date=format:'%Y-%m-%d %H:%M:%S' --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%ad) %C(bold blue)<%an>%Creset'
 	open-pr-github = "!f() { \
 		: git branch ; \