Fix awaiting for sync method of remark in cms examples (#15555)

examples/cms-cosmic/lib/markdownToHtml.js

@@ -2,6 +2,6 @@ import remark from 'remark'
 import html from 'remark-html'
 
 export default async function markdownToHtml(markdown) {
-  const result = await remark().use(html).processSync(markdown)
+  const result = await remark().use(html).process(markdown)
   return result.toString()
 }

examples/cms-datocms/lib/markdownToHtml.js

@@ -2,6 +2,6 @@ import remark from 'remark'
 import html from 'remark-html'
 
 export default async function markdownToHtml(markdown) {
-  const result = await remark().use(html).processSync(markdown)
+  const result = await remark().use(html).process(markdown)
   return result.toString()
 }

examples/cms-storyblok/lib/markdownToHtml.js

@@ -2,6 +2,6 @@ import remark from 'remark'
 import html from 'remark-html'
 
 export default async function markdownToHtml(markdown) {
-  const result = await remark().use(html).processSync(markdown)
+  const result = await remark().use(html).process(markdown)
   return result.toString()
 }

examples/cms-strapi/lib/markdownToHtml.js

@@ -2,6 +2,6 @@ import remark from 'remark'
 import html from 'remark-html'
 
 export default async function markdownToHtml(markdown) {
-  const result = await remark().use(html).processSync(markdown)
+  const result = await remark().use(html).process(markdown)
   return result.toString()
 }

examples/cms-takeshape/lib/markdownToHtml.js

@@ -2,6 +2,6 @@ import remark from 'remark'
 import html from 'remark-html'
 
 export default async function markdownToHtml(markdown) {
-  const result = await remark().use(html).processSync(markdown)
+  const result = await remark().use(html).process(markdown)
   return result.toString()
 }