Revert "Increased Tylosaur's range of vertical motion"

This reverts commit b41ae38e16db6b65edd4ce05b608b70cb9250dba.

Conflicts:

src/main/java/to/uk/ilexiconn/jurassicraft/client/model/entity/ModelTylo
saurus.java

src/main/java/to/uk/ilexiconn/jurassicraft/entity/NewEntitySwimming.java