Bump ampel-ztf from 0.7.3 to 0.7.4

Bumps [ampel-ztf](https://github.com/AmpelProject/Ampel-ZTF) from 0.7.3 to 0.7.4.
- [Release notes](https://github.com/AmpelProject/Ampel-ZTF/releases)
- [Commits](AmpelAstro/Ampel-ZTF@v0.7.3...v0.7.4)

---
updated-dependencies:
- dependency-name: ampel-ztf
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -2,7 +2,7 @@ ampel-alerts==0.7.2
 ampel-core==0.7.4
 ampel-interface==0.7.1
 ampel-photometry==0.7.1
-ampel-ztf==0.7.3
+ampel-ztf==0.7.4
 astrobject==0.8.6
 astropy==4.2.1
 astropy_healpix==0.6

setup.py

@@ -27,7 +27,7 @@
         "ampel-core == 0.7.4",
         "ampel-interface == 0.7.1",
         "ampel-photometry == 0.7.1",
-        "ampel-ztf == 0.7.3",
+        "ampel-ztf == 0.7.4",
         "astrobject == 0.8.6",
         "astropy == 4.2.1",
         "astropy_healpix == 0.6",