nit: fix doc and name in rate limit and cluster tests (#39687)

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---------

Signed-off-by: Boteng Yao <boteng@google.com>

Author: botengyao

api/envoy/extensions/filters/http/ratelimit/v3/rate_limit.proto

@@ -95,7 +95,7 @@ message RateLimit {
   //   in :ref:`duration_until_reset<envoy_v3_api_field_service.ratelimit.v3.RateLimitResponse.DescriptorStatus.duration_until_reset>`
   //   field.
   //
-  // In case rate limiting policy specifies more then one time window, the values
+  // In case rate limiting policy specifies more than one time window, the values
   // above represent the window that is closest to reaching its limit.
   //
   // For more information about the headers specification see selected version of

test/common/upstream/cluster_manager_misc_test.cc

@@ -722,7 +722,7 @@ TEST_F(SockoptsTest, SockoptsWithExtraSourceAddressAndClusterOpts) {
   expectSetsockopts(names_vals);
 }
 
-TEST_F(SockoptsTest, SockoptsWithExtraSourceAddressAndClusterManangerOpts) {
+TEST_F(SockoptsTest, SockoptsWithExtraSourceAddressAndClusterManagerOpts) {
   const std::string yaml = R"EOF(
   static_resources:
     clusters: