💥 Drop Emacs 25.x support

Emacs 26.1 is Doom's new minimum supported version

Closes #2026

modules/tools/flycheck/config.el

@@ -63,7 +63,6 @@ errors.")
 
 
 (use-package! flycheck-posframe
-  :when EMACS26+
   :when (featurep! +childframe)
   :defer t
   :init (add-hook 'flycheck-mode-hook #'+flycheck-init-popups-h)

modules/tools/flycheck/packages.el

@@ -3,5 +3,5 @@
 
 (package! flycheck)
 (package! flycheck-popup-tip)
-(when (and EMACS26+ (featurep! +childframe))
+(when (featurep! +childframe)
   (package! flycheck-posframe))

modules/tools/lsp/config.el

@@ -106,8 +106,7 @@ Also logs the resolved project root, if found."
     (defun +lsp-init-ui-flycheck-or-flymake-h ()
       "Sets up flymake-mode or flycheck-mode, depending on `lsp-prefer-flymake'."
       (cond ((eq :none lsp-prefer-flymake))
-            ((and (not (version< emacs-version "26.1"))
-                  lsp-prefer-flymake)
+            (lsp-prefer-flymake
              (lsp--flymake-setup))
             ((require 'flycheck nil t)
              (require 'lsp-ui-flycheck)

modules/tools/pass/config.el

@@ -36,5 +36,5 @@
 
 
 ;; Is built into Emacs 26+
-(when (and EMACS26+ (featurep! +auth))
+(when (featurep! +auth)
   (auth-source-pass-enable))