[Temporal] Correct typo and extra space

Bug: v8:7834
Change-Id: Iedd97d665df91ccbdceaaeb68d936b210c31b662
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3611662Reviewed-by: Shu-yu Guo <syg@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80233}

src/common/message-template.h

@@ -378,7 +378,7 @@ namespace internal {
   T(LetInLexicalBinding, "let is disallowed as a lexically bound name")        \
   T(LocaleMatcher, "Illegal value for localeMatcher:%")                        \
   T(MaximumFractionDigitsNotEqualMinimumFractionDigits,                        \
-    "maximumFractionDigits not equal to  minimumFractionDigits")               \
+    "maximumFractionDigits not equal to minimumFractionDigits")                \
   T(NormalizationForm, "The normalization form should be one of %.")           \
   T(OutOfMemory, "%: Out of memory")                                           \
   T(ParameterOfFunctionOutOfRange,                                             \