refactor: remove explain-pause-mode

Tools like these will be moved to a benchmark module later (or perhaps
to `:lang emacs-lisp`). For the time being, it only takes up extra space
that few users use.

lisp/lib/debug.el

@@ -59,9 +59,6 @@ symbol and CDR is the value to set it to when `doom-debug-mode' is activated.")
   (let ((enabled doom-debug-mode))
     (doom-log "debug: enabled!")
     (mapc #'doom-debug--set-var doom-debug-variables)
-    (when (called-interactively-p 'any)
-      (when (fboundp 'explain-pause-mode)
-        (explain-pause-mode (if enabled +1 -1))))
     ;; Watch for changes in `doom-debug-variables', or when packages load (and
     ;; potentially define one of `doom-debug-variables'), in case some of them
     ;; aren't defined when `doom-debug-mode' is first loaded.

lisp/packages.el

@@ -4,10 +4,6 @@
 ;; doom.el
 (package! auto-minor-mode :pin "17cfa1b54800fdef2975c0c0531dad34846a5065")
 (package! gcmh :pin "0089f9c3a6d4e9a310d0791cf6fa8f35642ecfd9")
-(package! explain-pause-mode
-  :recipe (:host github
-           :repo "lastquestion/explain-pause-mode")
-  :pin "2356c8c3639cbeeb9751744dbe737267849b4b51")
 
 ;; doom-packages.el
 (package! straight