PAN-52 Fixed issue with the Theorems API

persistence/src/main/java/edu/msudenver/tsp/persistence/dto/Theorem.java

@@ -21,6 +21,7 @@ import java.util.List;
 @EqualsAndHashCode(callSuper = true)
 public class Theorem extends BaseDto implements Serializable {
     @NotBlank(groups = Insert.class) @Size(min = 1, max = 512, message = "theorem name must be between 1 and 512 characters") private String name;
+    @NotNull(groups = Insert.class) @Size(min = 1, max = 1024, message = "theorem must be between 1 and 1024 characters") private String theorem;
     @NotNull(groups = Insert.class) @Column(name = "theorem_type") private TheoremType theoremType;
     @NotNull(groups = Insert.class, message = "a branch of mathematics that this theorem is associated with must be specified") private String branch;
     @Type(type = "json") @Column(name = "referenced_definitions", columnDefinition = "jsonb") private List<String> referencedDefinitions;

persistence/src/test/java/edu/msudenver/tsp/persistence/controller/TheoremControllerTest.java

@@ -352,6 +352,7 @@ public class TheoremControllerTest {
 
        final Theorem theorem = new Theorem();
        theorem.setName("Test theorem");
+       theorem.setTheorem("test theorem thing here");
        theorem.setBranch("Test branch");
        theorem.setProvenStatus(true);
        theorem.setTheoremType(TheoremType.THEOREM);