hopefully fix string index out of bounds

https://paste.crdroid.net/3FNRe7

mastodon/src/main/java/org/joinmastodon/android/ui/utils/UiUtils.java

@@ -1688,7 +1688,7 @@ public class UiUtils {
 		if(!field.name.toLowerCase().contains(localizedPronouns) &&
 				!field.name.toLowerCase().contains("pronouns")) return null;
 		String text=HtmlParser.text(field.value);
-		if(field.value.toLowerCase().contains("https://")){
+		if(text.toLowerCase().contains("https://")){
 			for(String pronounUrl : pronounsUrls){
 				int index=text.indexOf(pronounUrl);
 				int beginPronouns=index+pronounUrl.length();