feat: Update GH token format

Added string concatenation to the token field. Authorization field should now be Bearer <token>

#25 (closed)

src/main/java/org/eclipsefoundation/cve/service/impl/DefaultCveService.java

@@ -154,7 +154,7 @@ public class DefaultCveService implements CveService {
                     .setYear(matcher.group(1))
                     .setThousands(matcher.group(2))
                     .setCveId(key)
-                    .setPersonalToken(ghToken)
+                    .setPersonalToken("Bearer " + ghToken)
                     .build();
 
             return om.readerFor(CveProjectData.class).readValue(githubApi.getCveDetails(params));