Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/security/tomoyo/load_policy.c b/security/tomoyo/load_policy.c
index bbada7c..3312e56 100644
--- a/security/tomoyo/load_policy.c
+++ b/security/tomoyo/load_policy.c
@@ -23,7 +23,7 @@
 	 * If the initrd includes /sbin/init but real-root-dev has not
 	 * mounted on / yet, activating MAC will block the system since
 	 * policies are not loaded yet.
-	 * Thus, let do_execve() call this function everytime.
+	 * Thus, let do_execve() call this function every time.
 	 */
 	struct path path;