Merge pull request #1222 from uestczyh222/master

[Bsp][tina]fix linux env error

bsp/allwinner_tina/Kconfig

@@ -18,8 +18,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 config SOC_TINA
     bool