cherry pick flowing cache fix

src/main/java/baritone/cache/ChunkPacker.java

@@ -95,7 +95,8 @@ public final class ChunkPacker implements Helper {
 
         for (int z = 0; z < 16; z++) {
             // @formatter:off
-            https://www.ibm.com/developerworks/library/j-perry-writing-good-java-code/index.html
+            https:
+//www.ibm.com/developerworks/library/j-perry-writing-good-java-code/index.html
             // @formatter:on
             for (int x = 0; x < 16; x++) {
                 for (int y = 255; y >= 0; y--) {
@@ -127,7 +128,7 @@ public final class ChunkPacker implements Helper {
 
     private static PathingBlockType getPathingBlockType(IBlockState state) {
         Block block = state.getBlock();
-        if (block.equals(Blocks.WATER)) {
+        if (block == Blocks.WATER && !MovementHelper.isFlowing(state)) {
             // only water source blocks are plausibly usable, flowing water should be avoid
             return PathingBlockType.WATER;
         }