Update wordpress

Changes:

- https://github.com/docker-library/wordpress/commit/9ec4bcc: Merge pull request https://github.com/docker-library/wordpress/pull/431 from infosiftr/ghostscript
- https://github.com/docker-library/wordpress/commit/a99df75: Add "ghostscript" for generating PDF thumbnails

library/wordpress

@@ -6,47 +6,47 @@ GitRepo: https://github.com/docker-library/wordpress.git
 
 Tags: 5.2.3-php7.1-apache, 5.2-php7.1-apache, 5-php7.1-apache, php7.1-apache, 5.2.3-php7.1, 5.2-php7.1, 5-php7.1, php7.1
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 2c426741c865c6f2b0f50654321d555c0ef03423
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.1/apache
 
 Tags: 5.2.3-php7.1-fpm, 5.2-php7.1-fpm, 5-php7.1-fpm, php7.1-fpm
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: a7a0a5225cad3cc7328a7d83fd8231787e39b0f9
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.1/fpm
 
 Tags: 5.2.3-php7.1-fpm-alpine, 5.2-php7.1-fpm-alpine, 5-php7.1-fpm-alpine, php7.1-fpm-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: a7a0a5225cad3cc7328a7d83fd8231787e39b0f9
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.1/fpm-alpine
 
 Tags: 5.2.3-php7.2-apache, 5.2-php7.2-apache, 5-php7.2-apache, php7.2-apache, 5.2.3-php7.2, 5.2-php7.2, 5-php7.2, php7.2
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le
-GitCommit: 2c426741c865c6f2b0f50654321d555c0ef03423
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.2/apache
 
 Tags: 5.2.3-php7.2-fpm, 5.2-php7.2-fpm, 5-php7.2-fpm, php7.2-fpm
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le
-GitCommit: a7a0a5225cad3cc7328a7d83fd8231787e39b0f9
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.2/fpm
 
 Tags: 5.2.3-php7.2-fpm-alpine, 5.2-php7.2-fpm-alpine, 5-php7.2-fpm-alpine, php7.2-fpm-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le
-GitCommit: a7a0a5225cad3cc7328a7d83fd8231787e39b0f9
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.2/fpm-alpine
 
 Tags: 5.2.3-apache, 5.2-apache, 5-apache, apache, 5.2.3, 5.2, 5, latest, 5.2.3-php7.3-apache, 5.2-php7.3-apache, 5-php7.3-apache, php7.3-apache, 5.2.3-php7.3, 5.2-php7.3, 5-php7.3, php7.3
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le
-GitCommit: 2c426741c865c6f2b0f50654321d555c0ef03423
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.3/apache
 
 Tags: 5.2.3-fpm, 5.2-fpm, 5-fpm, fpm, 5.2.3-php7.3-fpm, 5.2-php7.3-fpm, 5-php7.3-fpm, php7.3-fpm
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le
-GitCommit: a7a0a5225cad3cc7328a7d83fd8231787e39b0f9
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.3/fpm
 
 Tags: 5.2.3-fpm-alpine, 5.2-fpm-alpine, 5-fpm-alpine, fpm-alpine, 5.2.3-php7.3-fpm-alpine, 5.2-php7.3-fpm-alpine, 5-php7.3-fpm-alpine, php7.3-fpm-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le
-GitCommit: a7a0a5225cad3cc7328a7d83fd8231787e39b0f9
+GitCommit: a99df755ca270dc02200716f8174b0998d93b6b2
 Directory: php7.3/fpm-alpine
 
 # Now, wp-cli variants (which do _not_ include WordPress, so no WordPress version number -- only wp-cli version)