rtc: remove duplicated words in comments

Signed-off-by: shaomin Deng <dengshaomin@cdjrlc.com>
Link: https://lore.kernel.org/r/20220808152354.3641-1-dengshaomin@cdjrlc.com
Link: https://lore.kernel.org/r/20220808153454.6844-1-dengshaomin@cdjrlc.com
Link: https://lore.kernel.org/r/20220808152822.5012-1-dengshaomin@cdjrlc.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Author: shaomin Deng

drivers/rtc/interface.c

@@ -256,7 +256,7 @@ int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
 	 *
 	 * This could all instead be done in the lower level driver,
 	 * but since more than one lower level RTC implementation needs it,
-	 * then it's probably best best to do it here instead of there..
+	 * then it's probably best to do it here instead of there..
 	 */
 
 	/* Get the "before" timestamp */

drivers/rtc/rtc-m41t80.c

@@ -692,7 +692,7 @@ static void wdt_disable(void)
  *	@ppos: pointer to the position to write. No seeks allowed
  *
  *	A write to a watchdog device is defined as a keepalive signal. Any
- *	write of data will do, as we we don't define content meaning.
+ *	write of data will do, as we don't define content meaning.
  */
 static ssize_t wdt_write(struct file *file, const char __user *buf,
 			 size_t count, loff_t *ppos)

drivers/rtc/rtc-rs5c372.c

@@ -150,7 +150,7 @@ static int rs5c_get_regs(struct rs5c372 *rs5c)
 	 * least 80219 chips; this works around that bug.
 	 *
 	 * The third method on the other hand doesn't work for the SMBus-only
-	 * configurations, so we use the the first method there, stripping off
+	 * configurations, so we use the first method there, stripping off
 	 * the extra register in the process.
 	 */
 	if (rs5c->smbus) {