Fix handling 'auto' checks in absolute layout (#1689)

Summary:
X-link: https://github.com/facebook/react-native/pull/46216

Regarding [issue](https://github.com/facebook/react-native/issues/45817) with incorrect layout when `left` is set to `auto`. This PR introduces handling `auto` whenever inline or flex position is checked to be defined and it fixes above issue.

Changelog:
[General][Fixed] - Fix handling 'auto' checks in absolute layout

## Tests:
 I have run the provided unit tests and everything passes.

Pull Request resolved: https://github.com/facebook/yoga/pull/1689

Reviewed By: cipolleschi

Differential Revision: D61737876

Pulled By: NickGerleman

fbshipit-source-id: 531199a91c5e122b930b49725ea567cbb1d592ce

gentest/gentest-javascript.js

@@ -364,14 +364,22 @@ JavascriptEmitter.prototype = Object.create(Emitter.prototype, {
 
   YGNodeStyleSetPosition: {
     value: function (nodeName, edge, value) {
-      this.push(
-        nodeName +
-          '.setPosition(' +
-          toValueJavascript(edge) +
-          ', ' +
-          toValueJavascript(value) +
-          ');',
-      );
+      const valueStr = toValueJavascript(value);
+
+      if (valueStr == "'auto'") {
+        this.push(
+          nodeName + '.setPositionAuto(' + toValueJavascript(edge) + ');',
+        );
+      } else {
+        this.push(
+          nodeName +
+            '.setPosition(' +
+            toValueJavascript(edge) +
+            ', ' +
+            valueStr +
+            ');',
+        );
+      }
     },
   },