feat(editor): Filter component + implement in If node (#7490)

New Filter component + implementation in If node (v2)

<img width="3283" alt="image"
src="https://github.com/n8n-io/n8n/assets/8850410/35c379ef-4b62-4d06-82e7-673d4edcd652">

---------

Co-authored-by: Giulio Andreini <andreini@netseven.it>
Co-authored-by: Michael Kret <michael.k@radency.com>

packages/design-system/src/css/select.scss

@@ -80,6 +80,14 @@
 		&.is-focus .el-input__inner {
 			border-color: var.$select-input-focus-border-color;
 		}
+
+		&__prefix {
+			left: var(--spacing-2xs);
+		}
+
+		&--prefix .el-input__inner {
+			padding-left: 26px;
+		}
 	}
 
 	> .el-input {