Remove unused message 'livepreview-loading'

Follow-up to 53bd3da58fc5c3f. The message has been added to
SemanticMediaWiki in change I14448aecbbef2cfcfb5f47bd882046f0cc3c3ad1

Change-Id: I76d10534c64d3308423611a8288f7f7335cff1d3

diff --git a/languages/i18n/en.json b/languages/i18n/en.json
index dade4ec..bbc2339 100644 (file)
--- a/languages/i18n/en.json
+++ b/languages/i18n/en.json
@@ -3138,7 +3138,6 @@
     "bitrate-exabits": "$1 Ebps",
     "bitrate-zetabits": "$1 Zbps",
     "bitrate-yottabits": "$1 Ybps",
-    "livepreview-loading": "Loading...",
     "lag-warn-normal": "Changes newer than $1 {{PLURAL:$1|second|seconds}} may not be shown in this list.",
     "lag-warn-high": "Due to high database server lag, changes newer than $1 {{PLURAL:$1|second|seconds}} may not be shown in this list.",
     "editwatchlist-summary": "",