Set metaIdentity form input as required

Author: mhawryluk

src/pages/domain/Saml/SamlConfigurationDetailsSectionContent.tsx

@@ -71,14 +71,15 @@ function SamlConfigurationDetailsSectionContent({accountID, domainName, shouldSh
                 autoGrowHeight
                 maxAutoGrowHeight={variables.textInputAutoGrowMaxHeight}
                 onValueCommitted={(metaIdentity) => {
-                    if (StringUtils.isEmptyString(metaIdentity) || metaIdentity === StringUtils.normalizeCRLF(samlMetadata.metaIdentity)) {
+                    if (metaIdentity === StringUtils.normalizeCRLF(samlMetadata.metaIdentity)) {
                         return;
                     }
                     setSamlIdentity(accountID, domainName, metaIdentity);
                 }}
                 errorText={getLatestErrorMessage({errors: samlMetadata.samlMetadataError})}
                 maxLength={Infinity}
                 enabledWhenOffline={false}
+                required
             />
 
             <MenuItemWithTopDescription