refactor(ui5-toolbar-spacer): move styles to base theme (#177)

Author: adrian-bobev

packages/main/src/themes/base/ToolbarSpacer.less

@@ -1,3 +1,18 @@
 /* ============================= */
 /* Base theme                    */
-/* ============================= */
+/* ============================= */
+.sapMTBSpacer {
+	/* should never have padding/margin/border */
+	margin: 0 !important;
+	padding: 0 !important;
+	border: 0 !important;
+
+	/* without height chrome ignores the element */
+	height: 1px;
+}
+
+.sapMTBSpacerFlex {
+	-webkit-flex-grow: 1;
+	-webkit-box-flex: 1;
+	flex: auto;
+}

packages/main/src/themes/sap_belize/ToolbarSpacer.less

@@ -1,15 +0,0 @@
-.sapMTBSpacer {
-    /* should never have padding/margin/border */
-    margin: 0 !important;
-    padding: 0 !important;
-    border: 0 !important;
-
-    /* without height chrome ignores the element */
-    height: 1px;
-}
-
-.sapMTBSpacerFlex {
-    -webkit-flex-grow: 1;
-    -webkit-box-flex: 1;
-    flex: auto;
-}

packages/main/src/themes/sap_fiori_3/ToolbarSpacer.less

@@ -1,15 +0,0 @@
-.sapMTBSpacer {
-    /* should never have padding/margin/border */
-    margin: 0 !important;
-    padding: 0 !important;
-    border: 0 !important;
-
-    /* without height chrome ignores the element */
-    height: 1px;
-}
-
-.sapMTBSpacerFlex {
-    -webkit-flex-grow: 1;
-    -webkit-box-flex: 1;
-    flex: auto;
-}