depends: qrencode: configure flags cleanup

This also fixes passing --without-tools

depends/packages/qrencode.mk

@@ -5,7 +5,8 @@ $(package)_file_name=$(package)-$($(package)_version).tar.bz2
 $(package)_sha256_hash=efe5188b1ddbcbf98763b819b146be6a90481aac30cfc8d858ab78a19cde1fa5
 
 define $(package)_set_vars
-$(package)_config_opts=--disable-shared -without-tools --disable-sdltest
+$(package)_config_opts=--disable-shared --without-tools --without-tests --disable-sdltest
+$(package)_config_opts += --disable-gprof --disable-gcov --disable-mudflap
 $(package)_config_opts_linux=--with-pic
 endef