Fix some typos.

ChangeLog.md

@@ -2041,7 +2041,7 @@
     returned by `fmt::system_category()`
     (https://github.com/fmtlib/fmt/issues/2274,
     https://github.com/fmtlib/fmt/pull/2275). The latter is
-    similar to `std::sytem_category` but correctly handles UTF-8.
+    similar to `std::system_category` but correctly handles UTF-8.
     Thanks @phprus.
 
 -   Replaced `fmt::error_code` with `std::error_code` and made it

include/fmt/base.h

@@ -2940,7 +2940,7 @@ FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string<T...> fmt,
 
 template <typename OutputIt, typename Sentinel = OutputIt>
 struct format_to_result {
-  /** Iterator pointing to just after the last succesful write in the range. */
+  /** Iterator pointing to just after the last successful write in the range. */
   OutputIt out;
   /** Sentinel indicating the end of the output range. */
   Sentinel out_last;

test/xchar-test.cc

@@ -517,7 +517,7 @@ TEST(locale_test, format) {
             fmt::format(small_grouping_loc, "{:L}", max_value<uint32_t>()));
 }
 
-TEST(locale_test, format_detault_align) {
+TEST(locale_test, format_default_align) {
   auto loc = std::locale({}, new special_grouping<char>());
   EXPECT_EQ("  12,345", fmt::format(loc, "{:8L}", 12345));
 }