rtc: mcp795: drop unneeded MODULE_ALIAS

The ID table already has respective entry and MODULE_DEVICE_TABLE and
creates proper alias for SPI driver.  Having another MODULE_ALIAS causes
the alias to be duplicated.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20240414154910.126991-1-krzk@kernel.orgSigned-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

drivers/rtc/rtc-mcp795.c

@@ -450,4 +450,3 @@ module_spi_driver(mcp795_driver);
 MODULE_DESCRIPTION("MCP795 RTC SPI Driver");
 MODULE_AUTHOR("Josef Gajdusek <atx@atx.name>");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("spi:mcp795");