efi_loader: unset CONFIG_EFI_UNICODE_CAPITALIZATION

Unset CONFIG_EFI_UNICODE_CAPITALIZATION on boards with tough size
restrictions.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>

configs/vf610twr_defconfig

@@ -39,3 +39,4 @@ CONFIG_PHY_MICREL=y
 CONFIG_MII=y
 CONFIG_DM_SERIAL=y
 CONFIG_FSL_LPUART=y
+# CONFIG_EFI_UNICODE_CAPITALIZATION is not set

configs/vf610twr_nand_defconfig

@@ -39,3 +39,4 @@ CONFIG_PHY_MICREL=y
 CONFIG_MII=y
 CONFIG_DM_SERIAL=y
 CONFIG_FSL_LPUART=y
+# CONFIG_EFI_UNICODE_CAPITALIZATION is not set