Add no-misused/floating-promises lint rule

ts/components/conversation/MessageAudio.tsx

@@ -321,7 +321,7 @@ export function MessageAudio(props: Props): JSX.Element {
 
     let canceled = false;
 
-    (async () => {
+    void (async () => {
       try {
         if (!attachment.url) {
           throw new Error(

ts/components/conversation/MessageDetail.tsx

@@ -367,7 +367,9 @@ export class MessageDetail extends React.Component<Props> {
                       icon: 'StoryDetailsModal__copy-icon',
                       label: i18n('StoryDetailsModal__copy-timestamp'),
                       onClick: () => {
-                        window.navigator.clipboard.writeText(String(sentAt));
+                        void window.navigator.clipboard.writeText(
+                          String(sentAt)
+                        );
                       },
                     },
                   ]}

ts/components/conversation/TimelineMessage.stories.tsx

@@ -163,7 +163,7 @@ function MessageAudioContainer({
       setIsActive(true);
     }
     if (!playing) {
-      audio.play();
+      void audio.play();
       setPlaying(true);
       setPlayed(true);
     }
@@ -183,7 +183,7 @@ function MessageAudioContainer({
 
   const setIsPlayingAction = (value: boolean) => {
     if (value) {
-      audio.play();
+      void audio.play();
     } else {
       audio.pause();
     }

ts/components/conversation/conversation-details/AddGroupMembersModal.tsx

@@ -249,7 +249,7 @@ export function AddGroupMembersModal({
       return renderConfirmAdditionsModal({
         groupTitle,
         makeRequest: () => {
-          makeRequest(selectedConversationIds);
+          void makeRequest(selectedConversationIds);
         },
         onClose: onCloseConfirmationDialog,
         requestState,

ts/components/conversation/conversation-details/GroupLinkManagement.tsx

@@ -138,7 +138,7 @@ export function GroupLinkManagement({
               ref={!isAdmin ? focusRef : undefined}
               onClick={() => {
                 if (conversation.groupLink) {
-                  copyGroupLink(conversation.groupLink);
+                  void copyGroupLink(conversation.groupLink);
                 }
               }}
             />