Support exports out-of-the-box

Godot renamed the templates folder.
Adds a Symbolic Link to support both without any overhead

See godotengine/godot#63093

Author: BjoernAkAManf

Dockerfile

@@ -30,6 +30,7 @@ RUN wget https://downloads.tuxfamily.org/godotengine/${GODOT_VERSION}${SUBDIR}/G
     && mkdir ~/.cache \
     && mkdir -p ~/.config/godot \
     && mkdir -p ~/.local/share/godot/templates/${GODOT_VERSION}.${RELEASE_NAME} \
+    && ln -s ~/.local/share/godot/templates ~/.local/share/godot/export_templates \
     && unzip Godot_v${GODOT_VERSION}-${RELEASE_NAME}_${GODOT_PLATFORM}.zip \
     && mv Godot_v${GODOT_VERSION}-${RELEASE_NAME}_${GODOT_PLATFORM} /usr/local/bin/godot \
     && unzip Godot_v${GODOT_VERSION}-${RELEASE_NAME}_export_templates.tpz \