manual: Update URL for emacsql repository

Closes #170.

Author: tarsius

docs/borg.org

@@ -246,7 +246,7 @@ so lets manually install that and its dependency first:
 
 #+begin_src sh
   git submodule add --name closql [email protected]:emacscollective/closql.git lib/closql
-  git submodule add --name emacsql [email protected]:skeeto/emacsql.git lib/emacsql
+  git submodule add --name emacsql [email protected]:magit/emacsql.git lib/emacsql
   git submodule add --name compat [email protected]:emacs-compat/compat.git lib/compat
   git submodule add --name llama https://git.sr.ht/~tarsius/llama lib/llama
   git submodule add --name epkg [email protected]:emacscollective/epkg.git lib/epkg

docs/borg.texi

@@ -312,7 +312,7 @@ so lets manually install that and its dependency first:
 
 @example
 git submodule add --name closql git@@github.com:emacscollective/closql.git lib/closql
-git submodule add --name emacsql git@@github.com:skeeto/emacsql.git lib/emacsql
+git submodule add --name emacsql git@@github.com:magit/emacsql.git lib/emacsql
 git submodule add --name compat git@@github.com:emacs-compat/compat.git lib/compat
 git submodule add --name llama https://git.sr.ht/~tarsius/llama lib/llama
 git submodule add --name epkg git@@github.com:emacscollective/epkg.git lib/epkg