tomoyo: fix spelling error

Fix spelling error in security/tomoyo module comments that were
identified using the codespell tool.
No functional changes - documentation only.

Signed-off-by: Tanya Agarwal <tanyaagarwal25699@gmail.com>
Reviewed-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>

security/tomoyo/domain.c

@@ -920,7 +920,7 @@ bool tomoyo_dump_page(struct linux_binprm *bprm, unsigned long pos,
 #ifdef CONFIG_MMU
 	/*
 	 * This is called at execve() time in order to dig around
-	 * in the argv/environment of the new proceess
+	 * in the argv/environment of the new process
 	 * (represented by bprm).
 	 */
 	mmap_read_lock(bprm->mm);