Fix Dell U3415W name typo(s) (#268)

Author: SimonAlling

db/monitor/DELA0A6.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<monitor name="Dell D3415W (DP)" init="standard">
+<monitor name="Dell U3415W (DP)" init="standard">
   <!-- original caps -->
   <caps add="(prot(monitor)type(LCD)model(U3415)cmds(01 02 03 07 0C E3 F3)vcp(02 04 05 08 10 12 14(04 0B 05 06 08 09 0C) 16 18 1A 52 60(0F 10 11 12) AA(01 02 04) AC AE B2 B6 C6 C8 C9 D6(01 04 05) DC(00 02 03 05) DF E0 E1 E2(00 01 02 04 14 19 0C 0D 0F 10 11 13) E4(00 01) F0(00 08) F1(01 02) F2 FD)mswhql(1)asset_eep(40)mccs_ver(2.1))"/>
 

db/monitor/DELA0A7.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<monitor name="Dell D3415W (mDP)" init="standard">
+<monitor name="Dell U3415W (mDP)" init="standard">
   <!-- Include the DP interface from the same monitor. -->
   <include file="DELA0A6"/>
 </monitor>

db/monitor/DELA0A8.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<monitor name="Dell D3415W (MHL)" init="standard">
+<monitor name="Dell U3415W (MHL)" init="standard">
   <!-- Include the DP interface from the same monitor. -->
   <include file="DELA0A6"/>
 </monitor>

db/monitor/DELA0AA.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<monitor name="Dell D3415W (HDMI)" init="standard">
+<monitor name="Dell U3415W (HDMI)" init="standard">
   <!-- Include the DP interface from the same monitor. -->
   <include file="DELA0A6"/>
 </monitor>