[build] Add message-template.h to build file

This was missed during a file move and can cause build bugs.

Bug: chromium:991547
Change-Id: I157e7bb656956c08293c205c0d00884aecc7adee
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1798430
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Reviewed-by: Sigurd Schneider <sigurds@chromium.org>
Auto-Submit: Peter Marshall <petermarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63711}

BUILD.gn

@@ -2152,6 +2152,7 @@ v8_source_set("v8_base_without_compiler") {
     "src/common/assert-scope.cc",
     "src/common/assert-scope.h",
     "src/common/checks.h",
+    "src/common/message-template.h",
     "src/common/ptr-compr-inl.h",
     "src/common/ptr-compr.h",
     "src/compiler-dispatcher/compiler-dispatcher.cc",
@@ -2224,7 +2225,6 @@ v8_source_set("v8_base_without_compiler") {
     "src/execution/isolate-utils.h",
     "src/execution/isolate.cc",
     "src/execution/isolate.h",
-    "src/execution/message-template.h",
     "src/execution/messages.cc",
     "src/execution/messages.h",
     "src/execution/microtask-queue.cc",