fix: support completing emotes starting with : (#5603)

src/util/Helpers.cpp

@@ -125,7 +125,7 @@ namespace helpers::detail {
 }  // namespace helpers::detail
 using namespace helpers::detail;
 
-bool startsWithOrContains(const QString &str1, const QString &str2,
+bool startsWithOrContains(QStringView str1, QStringView str2,
                           Qt::CaseSensitivity caseSensitivity, bool startsWith)
 {
     if (startsWith)

src/util/Helpers.hpp

@@ -59,7 +59,7 @@ namespace helpers::detail {
  * @brief startsWithOrContains is a wrapper for checking
  * whether str1 starts with or contains str2 within itself
  **/
-bool startsWithOrContains(const QString &str1, const QString &str2,
+bool startsWithOrContains(QStringView str1, QStringView str2,
                           Qt::CaseSensitivity caseSensitivity, bool startsWith);
 
 /**