Add utility to strip whitespace

Signed-off-by: Niko Kovacevic <nikovacevic@gmail.com>
Signed-off-by: Alex Meijer <ameijer@kubecost.com>

pkg/util/formatutil/formatutil.go

@@ -1,6 +1,9 @@
 package formatutil
 
-import "math"
+import (
+	"math"
+	"strings"
+)
 
 func Float64ToResponse(f float64) *float64 {
 	if math.IsNaN(f) || math.IsInf(f, 0) {
@@ -9,3 +12,7 @@ func Float64ToResponse(f float64) *float64 {
 
 	return &f
 }
+
+func StripWhitespace(s string) string {
+	return strings.ReplaceAll(strings.ReplaceAll(strings.ReplaceAll(s, " ", ""), "\t", ""), "\n", "")
+}