apm821xx: fix sata config

The initial + looks like a copy/paste error.

Signed-off-by: Rosen Penev <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/19481
Signed-off-by: Hauke Mehrtens <[email protected]>

target/linux/apm821xx/sata/config-default

@@ -16,10 +16,10 @@ CONFIG_CRYPTO_CRC32=y
 CONFIG_CRYPTO_CRC32C=y
 CONFIG_CRYPTO_MD5_PPC=y
 CONFIG_CRYPTO_SHA1_PPC=y
-+# CONFIG_DM_CRYPT is not set
-+# CONFIG_DM_INIT is not set
-+# CONFIG_DM_MIRROR is not set
-+# CONFIG_DM_SNAPSHOT is not set
+# CONFIG_DM_CRYPT is not set
+# CONFIG_DM_INIT is not set
+# CONFIG_DM_MIRROR is not set
+# CONFIG_DM_SNAPSHOT is not set
 CONFIG_EXT4_FS=y
 CONFIG_F2FS_FS=y
 CONFIG_FREEZER=y