Changed some of the expected input file names to stay closer to the day titles

solvers/UFloorWillBeLava.pas

@@ -269,7 +269,7 @@ end;
 
 function TFloorWillBeLava.GetDataFileName: string;
 begin
-  Result := 'floor_will_be_lava.txt';
+  Result := 'the_floor_will_be_lava.txt';
 end;
 
 function TFloorWillBeLava.GetPuzzleName: string;

solvers/UGiveSeedFertilizer.pas

@@ -255,7 +255,7 @@ end;
 
 function TGiveSeedFertilizer.GetDataFileName: string;
 begin
-  Result := 'give_seed_fertilizer.txt';
+  Result := 'if_you_give_a_seed_a_fertilizer.txt';
 end;
 
 function TGiveSeedFertilizer.GetPuzzleName: string;

solvers/ULongWalk.pas

@@ -309,7 +309,7 @@ end;
 
 function TLongWalk.GetDataFileName: string;
 begin
-  Result := 'long_walk.txt';
+  Result := 'a_long_walk.txt';
 end;
 
 function TLongWalk.GetPuzzleName: string;

solvers/UTrebuchet.pas

@@ -151,7 +151,7 @@ end;
 
 function TTrebuchet.GetDataFileName: string;
 begin
-  Result := 'trebuchet_calibration_document.txt';
+  Result := 'trebuchet.txt';
 end;
 
 function TTrebuchet.GetPuzzleName: string;

tests/UTrebuchetTestCases.pas

@@ -95,7 +95,7 @@ end;
 
 function TExample2Trebuchet.GetDataFileName: string;
 begin
-  Result := 'trebuchet_calibration_document2.txt';
+  Result := 'trebuchet2.txt';
 end;
 
 { TTrebuchetExample2TestCase }