Update httpd

Changes:

- https://github.com/docker-library/httpd/commit/91b7aa1: Update to 2.4.56

library/httpd

@@ -4,12 +4,12 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/httpd.git
 
-Tags: 2.4.55, 2.4, 2, latest, 2.4.55-bullseye, 2.4-bullseye, 2-bullseye, bullseye
+Tags: 2.4.56, 2.4, 2, latest, 2.4.56-bullseye, 2.4-bullseye, 2-bullseye, bullseye
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: 8bee4e1d12ad36ee34a40ae82746bc04a858e220
+GitCommit: 91b7aa1f6c74ea2cae12a6cd6d02b03cf0c17db5
 Directory: 2.4
 
-Tags: 2.4.55-alpine, 2.4-alpine, 2-alpine, alpine, 2.4.55-alpine3.17, 2.4-alpine3.17, 2-alpine3.17, alpine3.17
+Tags: 2.4.56-alpine, 2.4-alpine, 2-alpine, alpine, 2.4.56-alpine3.17, 2.4-alpine3.17, 2-alpine3.17, alpine3.17
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 8bee4e1d12ad36ee34a40ae82746bc04a858e220
+GitCommit: 91b7aa1f6c74ea2cae12a6cd6d02b03cf0c17db5
 Directory: 2.4/alpine