Grab the position for the Difficulty Indicator from the ElvUI options. Add it to my install.

ElvUI_MerathilisUI/core/install.lua

@@ -221,6 +221,8 @@ function MER:SetupLayout()
 	E.db["general"]["minimap"]["icons"]["ticket"]["xOffset"] = 0
 	E.db["general"]["minimap"]["icons"]["ticket"]["yOffset"] = 0
 	E.db["general"]["minimap"]["icons"]["ticket"]["scale"] = 0.75
+	E.db["general"]["minimap"]["icons"]["difficulty"]["xOffset"] = 5
+	E.db["general"]["minimap"]["icons"]["difficulty"]["yOffset"] = -5
 	E.db["general"]["minimap"]["resetZoom"]["enable"] = true
 	E.db["general"]["minimap"]["resetZoom"]["time"] = 5
 	E.db["general"]["minimap"]["size"] = 144

ElvUI_MerathilisUI/modules/maps/minimap.lua

@@ -107,7 +107,12 @@ function module:RaidDifficulty()
 
 	local RaidDifficulty = CreateFrame('Frame', nil, Minimap)
 	RaidDifficulty:SetSize(24, 8)
-	RaidDifficulty:SetPoint('TOPLEFT', Minimap, 'TOPLEFT', 5, -5)
+
+	local pos = E.db.general.minimap.icons.difficulty.position or "TOPLEFT"
+	local x = E.db.general.minimap.icons.difficulty.xOffset or 0
+	local y = E.db.general.minimap.icons.difficulty.yOffset or 0
+
+	RaidDifficulty:SetPoint(pos, Minimap, pos, x, y)
 	RaidDifficulty:RegisterEvent('PLAYER_ENTERING_WORLD')
 	RaidDifficulty:RegisterEvent('CHALLENGE_MODE_START')
 	RaidDifficulty:RegisterEvent('CHALLENGE_MODE_COMPLETED')