fixed track me not requiring sharecode when no matches are on rekord (#50)

Co-authored-by: vikingowl <cw.nachtigall@gmail.com>
Reviewed-on: https://git.harting.dev/CSGOWTF/csgowtf/pulls/50
Co-authored-by: vikingowl <vikingowl@git.harting.dev>
Co-committed-by: vikingowl <vikingowl@git.harting.dev>

src/views/Player.vue

@@ -92,7 +92,8 @@
                     <!-- ShareCode input -->
                     <div class="form-outline mb-2">
                       <input id="track-sharecode" v-model="data.userData.sharecode" class="form-control bg-secondary"
-                             placeholder="ShareCode (optional)"
+                             :placeholder="store.state.playerDetails.matches ? 'ShareCode (optional)' : 'ShareCode (required)'"
+                             :required="!store.state.playerDetails.matches"
                              type="text"/>
                     </div>
 
@@ -123,7 +124,7 @@
           <div class="matches">
 
             <MatchesTable v-if="store.state.playerDetails.matches" :matches="store.state.playerDetails.matches" color-front />
-            <h5 v-else>No matches on record</h5>
+            <h5 v-else>Track yourself to see your matches</h5>
 
           </div>