golang: build.sh add misc directory

Add misc directory in golang root which contains useful wrapper for wasm, android etc

packages/golang/build.sh

@@ -40,6 +40,7 @@ termux_step_make_install() {
 	cp pkg/include/* $TERMUX_GODIR/pkg/include/
 	cp -Rf lib/* $TERMUX_GODIR/lib
 	cp -Rf pkg/${TERMUX_GOLANG_DIRNAME}/* $TERMUX_GODIR/pkg/${TERMUX_GOLANG_DIRNAME}/
+        cp -Rf misc/ $TERMUX_GODIR/
 }
 
 termux_step_post_massage() {