fix(ui5-step-input): min width is now correct (#3398)

Fixes: #3377
Closes:  #3377

Author: tsanislavgatev

packages/main/src/themes/StepInput.css

@@ -85,12 +85,16 @@
 	box-sizing: border-box;
 	vertical-align: top;
 	margin-top: -1px;
-	min-width: 8rem;
+	min-width: 9.125rem;
 	position: relative;
 	padding: 0px 2.5rem 0px 2.4375rem;
 	outline: none;
 }
 
+:host .ui5-step-input-root {
+	white-space: nowrap;
+}
+
 :host .ui5-step-input-input[text-align=left] {
 	text-align: left;
 }