uboot-tegra: bump to 2020.04

This fixes error when host GCC >= 10.

/usr/bin/ld: scripts/dtc/dtc-parser.tab.o:(.bss+0x10): multiple definition of `yylloc'; scripts/dtc/dtc-lexer.lex.o:(.bss+0x0): first defined here
collect2: error: ld returned 1 exit status

Signed-off-by: Tomasz Maciej Nowak <[email protected]>

package/boot/uboot-tegra/Makefile

@@ -6,10 +6,10 @@
 #
 include $(TOPDIR)/rules.mk
 
-PKG_VERSION := 2019.04
+PKG_VERSION := 2020.04
 PKG_RELEASE := 1
 
-PKG_HASH := 76b7772d156b3ddd7644c8a1736081e55b78828537ff714065d21dbade229bef
+PKG_HASH := fe732aaf037d9cc3c0909bad8362af366ae964bbdac6913a34081ff4ad565372
 
 PKG_MAINTAINER := Tomasz Maciej Nowak <[email protected]>