ci: fix building with latest V (int_max/2 and int_min/2 are now in builtin)

Author: spytheman

2020/17/rolfschmidt.v

@@ -116,19 +116,3 @@ fn read_day_string(path string) string {
 fn read_day(path string) []string {
 	return read_day_string(path).split_into_lines()
 }
-
-// returns min value of int
-fn int_min(a int, b int) int {
-	if a < b {
-		return a
-	}
-	return b
-}
-
-// returns max value of int
-fn int_max(a int, b int) int {
-	if a > b {
-		return a
-	}
-	return b
-}

2020/22/rolfschmidt.v

@@ -83,14 +83,6 @@ fn aint_index(arr []int) []int {
 	return result
 }
 
-// returns max value of int
-fn int_max(a int, b int) int {
-	if a > b {
-		return a
-	}
-	return b
-}
-
 // returns sum value of array int
 fn aint_sum(arr []int) int {
 	mut result := 0

2020/23/rolfschmidt.v

@@ -86,19 +86,3 @@ fn read_day_string(path string) string {
 	mut data := os.read_file(path) or { panic(err) }
 	return data.trim(' \n\t\v\f\r')
 }
-
-// returns min value of int
-fn int_min(a int, b int) int {
-	if a < b {
-		return a
-	}
-	return b
-}
-
-// returns max value of int
-fn int_max(a int, b int) int {
-	if a > b {
-		return a
-	}
-	return b
-}