Add timezone configuration

Makefile

@@ -16,7 +16,6 @@ run:
 		-v "$(PWD)/data/repo:/fdroid/repo" \
 		-v "$(PWD)/data/metadata:/fdroid/metadata" \
 		-v "$(PWD)/data/keystore:/fdroid/keystore" \
-		-v "/etc/localtime:/etc/localtime:ro" \
 		-e "FDROID_REPO_HOST=0.0.0.0" \
 		-e "FDROID_REPO_NAME=My local repo" \
 		-e "FDROID_REPO_DESCRIPTION=My repo description" \