bump library version

Author: FynnBe

bioimageio/spec/VERSION

@@ -1,3 +1,3 @@
 {
-    "version": "0.5.4.2"
+    "version": "0.5.4.3"
 }

changelog.md

@@ -10,7 +10,7 @@ In this file we log both:
 
 This changelog includes implementation details and my reference the [changes to the Resource Description Format](#changes-to-the-resource-description-format), e.g. in entry [bioimageio.spec 0.5.2](#bioimageiospec-052).
 
-#### bioimageio.spec 0.5.4.3 (to be released)
+#### bioimageio.spec 0.5.4.3
 
 - fix root determination of cacheless downloads of non-zip files
 - use httpx instead of requests