uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/science/math/yacas/fix-test-script.patch

@@ -0,0 +1,26 @@
+diff --git i/tests/test-yacas w/tests/test-yacas
+index b375d78b..0e3a616b 100755
+--- i/tests/test-yacas
++++ w/tests/test-yacas
+@@ -35,9 +35,9 @@ FAILED_TESTS=""  # list of failed tests
+ FAILURES=0       # number of failed tests
+ TOTALTESTS=0     # total number of tests
+ 
+-TESTFILE=/tmp/test-yacas.$$
+-TIMEFILE=/tmp/time-yacas.$$
+-VERSIONF=/tmp/version-yacas-$$.ys
++TESTFILE="$(mktemp -t test-yacas.XXX)"
++TIMEFILE="$(mktemp -t time-yacas.XXX)"
++VERSIONF="$(mktemp -t version-yacas-XXX.ys)"
+ LOGFILE=yacas-logfile.txt
+ echo "Print(Version());" > $VERSIONF
+ VERSION=`$CMD $VERSIONF`
+@@ -69,7 +69,7 @@ for scr in $SCRIPTS; do
+ #		fi
+     echo "Running $scr"
+ 	if [ -f $TESTFILE ]; then rm $TESTFILE ; fi
+-    /bin/bash -c "time -p ($CMD $f || echo \"Error: exit status $?\") | tee $TESTFILE" \
++	    bash -c "time -p ($CMD $f || echo \"Error: exit status $?\") | tee $TESTFILE" \
+ 		2> $TIMEFILE \
+ 		|| (echo "Error -- User interrupt" > $TESTFILE)
+ #	cat $TIMEFILE