Fix build

Author: yuripourre

Source/levels/reencode_dun_cels.cpp

@@ -204,7 +204,7 @@ size_t GetReencodedSize(const uint8_t *dungeonCels, std::span<std::pair<uint16_t
 	size_t result = (2 + frames.size()) * 4;
 	const auto *srcOffsets = reinterpret_cast<const uint32_t *>(dungeonCels);
 	for (const auto &[frame, info] : frames) {
-		size_t frameSize;
+		size_t frameSize = 0;
 		switch (info.type) {
 		case TileType::TransparentSquare: {
 			const uint32_t srcFrameBegin = Swap32LE(srcOffsets[frame]);

Source/panels/spell_list.cpp

@@ -292,7 +292,7 @@ void SetSpeedSpell(size_t slot)
 
 bool IsValidSpeedSpell(size_t slot)
 {
-	uint64_t spells;
+	uint64_t spells = 0;
 
 	const Player &myPlayer = *MyPlayer;