[MERGE] Forward-port of branch 12.0 to 13.0

extensions/github_link/__init__.py

@@ -110,7 +110,7 @@ def add_doc_link(app, pagename, templatename, context, doctree):
         return
 
     # FIXME: find other way to recover current document's source suffix
-    # in Sphinx 1.3 it's possible to have mutliple source suffixes and that
+    # in Sphinx 1.3 it's possible to have multiple source suffixes and that
     # may be useful in the future
     source_suffix = app.config.source_suffix
     source_suffix = next(iter(source_suffix))

extensions/odoo_theme/static/scss/bootstrap_scss/_tables.scss

@@ -71,7 +71,7 @@
 //
 // When borders are added on all sides of the cells, the corners can render odd when
 // these borders do not have the same color or if they are semi-transparent.
-// Therefor we add top and border bottoms to the `tr`s and left and right borders
+// Therefore we add top and border bottoms to the `tr`s and left and right borders
 // to the `td`s or `th`s
 
 .table-bordered {