[gimp] Misc. typos

[Jehan <jehanp src gnome org>]

commit 949912f5d6818828b1ceba436f07fd107b349b34
Author: luz.paz <luzpaz users noreply github com>
Date:   Tue Jul 31 06:58:48 2018 -0400

    Misc. typos
    
    Found via `codespell  -q 3 -I ../gimp-word-whitelist.txt --skip="*.po"`

 app/core/core-types.h           | 2 +-
 app/core/gimpextensionmanager.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/app/core/core-types.h b/app/core/core-types.h
index a6c316fb5c..83595fdacc 100644
--- a/app/core/core-types.h
+++ b/app/core/core-types.h
@@ -162,7 +162,7 @@ typedef struct _GimpLayer                       GimpLayer;
 typedef struct _GimpGroupLayer                  GimpGroupLayer;
 
 
-/*  auxillary image items  */
+/*  auxiliary image items  */
 
 typedef struct _GimpGuide                       GimpGuide;
 typedef struct _GimpSamplePoint                 GimpSamplePoint;
diff --git a/app/core/gimpextensionmanager.c b/app/core/gimpextensionmanager.c
index a73883b624..c04aab927e 100644
--- a/app/core/gimpextensionmanager.c
+++ b/app/core/gimpextensionmanager.c
@@ -536,7 +536,7 @@ gimp_extension_manager_initialize (GimpExtensionManager *manager)
       /* Unlike user-installed extensions, system extensions are loaded
        * by default if they were not set in the extensionrc (so that new
        * extensions installed with GIMP updates get loaded) and if they
-       * were not overrided by a user-installed extension (same ID).
+       * were not overridden by a user-installed extension (same ID).
        */
       if (! g_list_find_custom (processed_ids,
                                 gimp_object_get_name (list->data),
@@ -634,7 +634,7 @@ gboolean
 gimp_extension_manager_can_run (GimpExtensionManager *manager,
                                 GimpExtension        *extension)
 {
-  /* System extension overrided by another extension. */
+  /* System extension overridden by another extension. */
   if (g_list_find (manager->p->sys_extensions, extension) &&
       g_list_find_custom (manager->p->extensions, extension,
                           (GCompareFunc) gimp_extension_cmp))