[gbrainy] Build GameXmlGetString.cs on request

[Jordi Mas <jmas src gnome org>]

commit 0fcc6e78676515de07a33030e517450d1cbdfee8
Author: Jordi Mas <jmas softcatala org>
Date:   Sat May 25 20:17:20 2019 +0200

    Build GameXmlGetString.cs on request

 tools/Makefile.am | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/tools/Makefile.am b/tools/Makefile.am
index 9dfe9361..a273ca82 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -36,6 +36,8 @@ GameXmlToAssembly.exe: $(GAMEXMLTOASSEMBLY_CSFILES) ../data/games.xml GameTempla
                   $(CSC) -target:winexe -out:$@ $(EXTRAFLAGS) $(GAMEXMLTOASSEMBLY_CSFILES) $(ASSEMBLIES)
                   export MONO_PATH=../src && $(MONO) $@
 
+GameXmlGetString.cs: GameXmlToGetString.exe
+
 
 all: GameXmlToGetString.exe