Remove IP-review label

We will continue to IP-review patches but this is no longer being
recorded using a separate Gerrit label. Instead, this will be part of
the normal review activities of projects maintainers.

Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
diff --git a/project.config b/project.config
index 7e6e6a7..566d339 100644
--- a/project.config
+++ b/project.config
@@ -44,14 +44,6 @@
 	copyAllScoresOnTrivialRebase = true
 	defaultValue = 0
 
-[label "IP-Review"]
-	function = MaxWithBlock
-	value = -1 Do not submit
-	value = 0 No score
-	value = +1 IP Review clear
-	copyAllScoresOnTrivialRebase = true
-	defaultValue = 0
-
 [label "Allow-CI"]
 	function = NoBlock
 	value = 0 No score