fix: replace backslashes with forward slashes from resolved pa… (#11366)

* fix: replace backslashes with forward slashes from resolved path for windows environments

* add test for resolveAbsoluteRuntime under windows

packages/babel-plugin-transform-runtime/test/fixtures/windows/absoluteRuntime/input.js

@@ -0,0 +1,9 @@
+async function test () {
+  console.log('test')
+}
+
+async function main () {
+  console.log(await test())
+}
+
+main()