fix wrong comment

Dependencies

• [2] 2I2ZX6JB * Make the "latest succeeded" query (used by the "latest" channel)
• [3] 2QA4Y4G3 * hydra: added index, actual build time (buildstep with same outpath, so without deps) of the build
• [4] 6QRHXIM3 * Speed up the jobset index page. Especially the query to get the
• [5] E2TOU3L6 * More indices.
• [*] N22GPKYT * Put info about logs / build products in the DB.

Change contents

• replacement in src/sql/hydra.sql at line 437
  [3.2638]→[2.552:703](∅→∅)
  − #create index IndexBuildsOnJob on Builds(project, jobset, job);

  − #create index IndexBuildsOnJobAndIsCurrent on Builds(project, jobset, job, isCurrent);
  [3.2638]

  [3.2787]
  + --create index IndexBuildsOnJob on Builds(project, jobset, job);

  + --create index IndexBuildsOnJobAndIsCurrent on Builds(project, jobset, job, isCurrent);