Typo fix and neatify

worldedit-core/src/main/java/com/sk89q/worldedit/world/block/BlockState.java

@@ -108,7 +108,7 @@ public abstract class BlockState implements BlockStateHolder<BlockState> {
             type = BlockTypes.get(key);
             if (type == null) {
                 String input = key.toString();
-                throw new SuggestInputParseException("Unkown block for " + input, input, () -> Stream.of(BlockTypes.values)
+                throw new SuggestInputParseException("Does not match a valid block type: " + input, input, () -> Stream.of(BlockTypes.values)
                         .filter(b -> b.getId().contains(input))
                         .map(e1 -> e1.getId())
                         .collect(Collectors.toList())

worldedit-core/src/main/java/com/sk89q/worldedit/world/block/BlockTypes.java

@@ -1055,7 +1055,7 @@ public enum BlockTypes implements BlockType {
         } catch (NumberFormatException e) {
         } catch (IndexOutOfBoundsException e) {}
 
-        throw new SuggestInputParseException("Unkown block for " + inputLower, inputLower, () -> Stream.of(BlockTypes.values)
+        throw new SuggestInputParseException("Does not match a valid block type: " + inputLower, inputLower, () -> Stream.of(BlockTypes.values)
             .filter(b -> b.getId().contains(inputLower))
             .map(e1 -> e1.getId())
             .collect(Collectors.toList())