staging: rtl8172: Add blank lines after declarations

Add blank lines as reported by checkpatch.pl as below

CHECK: Please use a blank line after function/struct/union/enum declarations
Signed-off-by: Srihari S <sriharisat@gmail.com>
Link: https://lore.kernel.org/r/1680966983-11609-1-git-send-email-sriharisat@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/rtl8712_efuse.h

@@ -23,6 +23,7 @@ struct PGPKT_STRUCT {
 	u8 word_en;
 	u8 data[PGPKT_DATA_SIZE];
 };
+
 /*--------------------------------------------------------------------------*/
 u8 r8712_efuse_reg_init(struct _adapter *padapter);
 void r8712_efuse_reg_uninit(struct _adapter *padapter);