I18n space fix.

frontend/src/app/components/api-docs/api-docs.component.html

@@ -544,9 +544,7 @@
               </div>
               <div class="description">
                 <div class="subtitle">Description</div>
-                <div i18n="api-docs.fees.mempool-blocks|API Docs for /api/v1/fees/mempool-blocks">
-                  Returns current mempool as projected blocks.
-                </div>
+                <div i18n="api-docs.fees.mempool-blocks|API Docs for /api/v1/fees/mempool-blocks">Returns current mempool as projected blocks.</div>
               </div>
               <app-code-template [code]="code.mempoolBlocks" [network]="network.val" ></app-code-template>
             </ng-template>