Update test replays

Removing "invalid" fish spots makes the replay go async.
Update the instruction on where to find the map and use a savegame for
one of the 2 replays to ensure savegame-relevant changes do not affect
replays not started from GF 0.

Author: Flamefire

tests/s25Main/autoplay/main.cpp

@@ -111,11 +111,12 @@ static void playReplay(const boost::filesystem::path& replayPath)
 
 BOOST_AUTO_TEST_CASE(Play200kReplay)
 {
-    // Map: Big Slaughter v2
+    // Map: Others/Big Slaughter v2
     // 7 x Hard KI
     // 2 KIs each in Teams 1-3, 1 in Team 4
     // Player KI without team ("WINTER" + F10)
     // Default addon settings
+    // Save immediately, then load (so savegame is embedded instead of map)
     // 200k GFs run (+ a bit)
     const boost::filesystem::path replayPath = rttr::test::rttrBaseDir / "tests" / "testData" / "200kGFs.rpl";
     playReplay(replayPath);