Utils: Drop redundant iteration guard

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Change-Id: I66e9a82850fed98405d917568e717287e4bb565a
diff --git a/src/Utils.cpp b/src/Utils.cpp
index f96e56f..3d56946 100644
--- a/src/Utils.cpp
+++ b/src/Utils.cpp
@@ -312,12 +312,9 @@
 
         ret = replaced;
 
-        if (exprEnd != split.end())
+        while (exprEnd != split.end())
         {
-            while (exprEnd != split.end())
-            {
-                result += " " + *exprEnd++;
-            }
+            result += " " + *exprEnd++;
         }
         keyPair.value() = result;