Wizard: Replace /usr path with sub-directories by /usr on Recreate

Sub-directories for `/usr` prefix are no longer supported in file system configuration. This replaces the possible erroneous path with a valid one so the user is not able to send an invalid image request via Recreate action.

src/Components/CreateImageWizard/CreateImageWizard.js

@@ -465,7 +465,9 @@ const requestToState = (composeRequest, distroInfo, isProd, enableOscap) => {
       for (const fsc of fs) {
         const [size, unit] = parseSizeUnit(fsc.min_size);
         fileSystemConfiguration.push({
-          mountpoint: fsc.mountpoint,
+          mountpoint: fsc.mountpoint.includes('/usr/')
+            ? '/usr'
+            : fsc.mountpoint,
           size,
           unit,
         });