Add libxi6 package

Closes https://github.com/linuxserver/docker-calibre-web/issues/101

Dockerfile

@@ -20,6 +20,7 @@ RUN \
 	imagemagick \
 	libnss3 \
 	libxcomposite1 \
+	libxi6 \
 	libxslt1.1 \
 	libldap-2.4-2 \
 	libsasl2-2 \

Dockerfile.aarch64

@@ -29,6 +29,7 @@ RUN \
 	libnss3 \
 	libsasl2-2 \
 	libxcomposite1 \
+	libxi6 \
 	libxslt1.1 \
 	python3-minimal \
 	unrar && \

Dockerfile.armhf

@@ -29,6 +29,7 @@ RUN \
 	libnss3 \
 	libsasl2-2 \
 	libxcomposite1 \
+	libxi6 \
 	libxslt1.1 \
 	python3-minimal \
 	unrar && \

readme-vars.yml

@@ -71,6 +71,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "12.10.20:", desc: "Add libxi6"}
   - { date: "12.07.20:", desc: "Add kepubify for arm64v8" }
   - { date: "05.06.20:", desc: "Add kepubify for x86-64 and arm32v7" }
   - { date: "06.05.20:", desc: "Add libxslt1.1 and update ImageMagick policy" }