Move more org configuration to its :custom block in use-package

configuration.org

@@ -493,6 +493,24 @@ org with contributed packages added.
      ("w" "Cycling to work"
       table-line (file "~/Documents/org/cycling.org")
       "| %t | boulot | %^{prompt|électrique|standard} | 26.2 |")))
+
+  ;;
+  ;; Babel code blocks evaluation
+  (org-babel-load-languages
+   '((emacs-lisp . t)
+     (C . t)
+     (latex . t)
+     (gnuplot . t)
+     (dot . t)
+     (java . t)
+     (python . t)
+     (makefile . t)
+     (org . t)
+     (perl . t)
+     (sed . t)
+     (shell . t)
+     (rust . t)
+     ))
   :config
   (add-to-list 'org-structure-template-alist
                '("el" . "src emacs-lisp"))
@@ -623,31 +641,11 @@ Turn off validate link in org html export:
 
 ** Source code evaluation
 
-So that source code blocks can be evaluated inside =org-mode=, we add
-it to babel languages. =org-babel= is what executes code and outputs
-its result in your org file.
 
 #+begin_src emacs-lisp
   (use-package gnuplot)
   (use-package gnuplot-mode)
   (use-package ob-rust)
-
-  (org-babel-do-load-languages
-   'org-babel-load-languages
-   '((emacs-lisp . t)
-     (C . t)
-     (latex . t)
-     (gnuplot . t)
-     (dot . t)
-     (java . t)
-     (python . t)
-     (makefile . t)
-     (org . t)
-     (perl . t)
-     (sed . t)
-     (shell . t)
-     (rust . t)
-     ))
 #+END_SRC