Fix Javadoc typos in TypeDiff and DataVersion

- Remove stray 'f' character in TypeDiff.removedFields() Javadoc
- Fix garbled text in DataVersion.compareTo() Javadoc

Fixes #175, Fixes #132

Signed-off-by: Evan Sarkar <evan.official666@gmail.com>

Author: evanofficial

aether-datafixers-api/src/main/java/de/splatgames/aether/datafixers/api/DataVersion.java

@@ -135,7 +135,7 @@ public int getVersion() {
      * }</pre>
      *
      * @param o the data version to compare against; must not be {@code null}
-     * @return a negative integer if this version is less than the specified version, zero if they are equal, or a al,
+     * @return a negative integer if this version is less than the specified version, zero if they are equal,
      * or a positive integer if this version is greater than the specified version
      * @throws NullPointerException if the specified data version is {@code null}
      */

aether-datafixers-schema-tools/src/main/java/de/splatgames/aether/datafixers/schematools/diff/TypeDiff.java

@@ -199,7 +199,7 @@ public List<FieldDiff> addedFields() {
 
     /**
      * Returns only the removed fields.
-     *f
+     *
      * @return a list of field diffs with kind REMOVED, never {@code null}
      */
     @NotNull