Clean up spacing to pass Emacs's pre-commit check

Avoid trailing spaces and spaces before tabs.

lisp/org-agenda.el

@@ -5934,7 +5934,7 @@ displayed in agenda view."
 	(setq result (org-diary-sexp-entry sexp sexp-entry date))
 	(when result
           ;; Only check if entry should be skipped on matching sexps.
- 	  (org-agenda-skip (org-element-at-point))
+          (org-agenda-skip (org-element-at-point))
 	  (setq marker (org-agenda-new-marker beg)
 		level (make-string (org-reduced-level (org-outline-level)) ? )
 		category (org-get-category beg)

lisp/org-fold.el

@@ -325,9 +325,9 @@ When ENTRY is non-nil, show the entire entry."
        (line-end-position 0)
        (save-excursion
          (if (re-search-forward
- 	      (concat "[\r\n]" (org-get-limited-outline-regexp)) nil t)
+              (concat "[\r\n]" (org-get-limited-outline-regexp)) nil t)
              (line-end-position 0)
- 	   (point-max)))
+           (point-max)))
        t
        'outline))))
 
@@ -398,9 +398,9 @@ Show the heading too, if it is currently invisible."
      (line-end-position 0)
      (save-excursion
        (if (re-search-forward
- 	    (concat "[\r\n]\\(" (org-get-limited-outline-regexp) "\\)") nil t)
- 	   (match-beginning 1)
- 	 (point-max)))
+            (concat "[\r\n]\\(" (org-get-limited-outline-regexp) "\\)") nil t)
+           (match-beginning 1)
+         (point-max)))
      nil
      'outline)
     (when hide-drawers (org-cycle-hide-drawers 'children))))

lisp/org.el

@@ -7950,8 +7950,8 @@ the whole buffer."
                    (put-text-property
                     (save-excursion (org-back-to-heading-or-point-min t))
                     (save-excursion (if (org-before-first-heading-p)
-        			        (point-max)
-        			      (org-end-of-subtree t t)))
+                                        (point-max)
+                                      (org-end-of-subtree t t)))
                     'org-category
                     value)))))))))))