gitignore: exclude files generated by root-tests

.gitignore

@@ -2,6 +2,10 @@ src/apk
 src/apk-test
 src/apk.static
 test/*.got
+test/repos.out
+test/repos.stamp
+test/test*.out
+test/test*.ok
 *.o
 *.d
 *.cmd