Fix the test on fr-FR OS

Author: daxian-dbw

test/DeadKeyTest.cs

@@ -11,11 +11,8 @@ public void DeadKeyShouldBeIgnored()
             Skip.If(this.Fixture.Lang != "fr-FR", "The dead key test requires Keyboard layout to be set to 'fr-FR'");
             TestSetup(KeyMode.Cmd);
 
-            Test("aa", Keys("aa", _.DeadKey_Backtick));
-            Test("aab", Keys("aa", _.DeadKey_Backtick, 'b'));
-
-            Test("aa", Keys("aa", _.DeadKey_Tilde));
-            Test("aab", Keys("aa", _.DeadKey_Tilde, 'b'));
+            Test("aa", Keys("aa", _.DeadKey_Caret));
+            Test("aab", Keys("aa", _.DeadKey_Caret, 'b'));
         }
     }
 }

test/KeyInfo-fr-FR-windows.json

@@ -1638,17 +1638,10 @@
         "Investigate":  false
     },
     {
-        "Key":  "DeadKey_Backtick",
+        "Key":  "DeadKey_Caret",
         "KeyChar":  "\u0000",
-        "ConsoleKey":  "D7",
-        "Modifiers":  "Alt",
-        "Investigate":  false
-    },
-    {
-        "Key":  "DeadKey_Tilde",
-        "KeyChar":  "\u0000",
-        "ConsoleKey":  "D2",
-        "Modifiers":  "Alt",
+        "ConsoleKey":  "Oem6",
+        "Modifiers":  "0",
         "Investigate":  false
     }
 ]