deleted some new lines to make it succed in github actions

src/Chapter1.hs

@@ -156,7 +156,6 @@ command in GHCi (short for ":type").
 For example:
 >>> :t False
 False :: Bool
-
 "::" in Haskell indicates that the type of the expression before, would be
 specified after these symbols.
 So, the output in this example means that 'False' has type 'Bool'.
@@ -227,7 +226,6 @@ ghci> 1 + 2
 ♫ NOTE: in reality, the type of the + operator is the following:
 >>> :t (+)
 (+) :: Num a => a -> a -> a
-
 > It may look scary to you, but we will cover all this 'Num' and "=>" later. For
   now, you can think of this as a polymorphic function — in this case, the
   operator, that can work with any numeric type, including 'Ints, 'Doubles,
@@ -350,7 +348,6 @@ Implement the function that takes an integer value and returns the next 'Int'.
 11
 >>> next (-4)
 -3
-
 ♫ NOTE: The current function body is defined using a special function called
   "error". Don't panic, it is not broken. 'error' is like a placeholder, that
   evaluates to an exception if you try evaluating it. And it also magically fits
@@ -403,7 +400,6 @@ Implement a function, that takes two numbers and returns the one closer to zero:
 5
 >>> closestToZero (-7) 3
 3
-
 🕯 HINT: You can use the 'abs' function and the __if-then-else__ Haskell syntax
   for this task.
 'if-then-else' is a language construct for an expression that returns only one
@@ -427,7 +423,6 @@ closestToZero x y = if abs x < abs y
 Write a function that returns the middle number among three given numbers.
 >>> mid 3 1 2
 2
-
 🕯 HINT: When checking multiple conditions, it is more convenient to use the
   language construct called "guards" instead of multiple nested 'if-then-else'
   expressions. The syntax of guards is the following:
@@ -512,7 +507,6 @@ Implement a function that returns the sum of the last two digits of a number.
 7
 >>> sumLast2 1
 1
-
 Try to introduce variables in this task (either with let-in or where) to avoid
 specifying complex expressions.
 -}
@@ -536,7 +530,6 @@ Implement a function that returns the first digit of a given number.
 2
 >>> firstDigit 5623
 5
-
 You need to use recursion in this task. Feel free to return to it later, if you
 aren't ready for this boss yet!
 -}