[Gpr_To_Absl_Logging] Removing gRPC experiments log noise (#37303) (#37308)

[Gpr_To_Absl_Logging] Removing gRPC experiments log noise

Closes #37303

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/37303 from
tanvi-jagtap:fixing_experiment_log_master
995412d042762e16062d025ad27e6cb336407b8e PiperOrigin-RevId: 655501817
diff --git a/src/core/lib/experiments/config.cc b/src/core/lib/experiments/config.cc
index ca0ab15..00859a0 100644
--- a/src/core/lib/experiments/config.cc
+++ b/src/core/lib/experiments/config.cc
@@ -24,6 +24,7 @@
 
 #include "absl/functional/any_invocable.h"
 #include "absl/log/check.h"
+#include "absl/log/log.h"
 #include "absl/strings/str_join.h"
 #include "absl/strings/str_split.h"
 #include "absl/strings/string_view.h"
@@ -227,19 +228,20 @@
   }
   if (experiment_status.empty()) {
     if (!defaulted_on_experiments.empty()) {
-      gpr_log(GPR_INFO, "gRPC experiments enabled: %s",
-              absl::StrJoin(defaulted_on_experiments, ", ").c_str());
+      VLOG(2) << "gRPC experiments enabled: "
+              << absl::StrJoin(defaulted_on_experiments, ", ");
     }
   } else {
     if (defaulted_on_experiments.empty()) {
-      gpr_log(GPR_INFO, "gRPC experiments: %s",
-              absl::StrJoin(experiment_status, ", ", absl::PairFormatter(":"))
-                  .c_str());
+      VLOG(2) << "gRPC experiments: "
+              << absl::StrJoin(experiment_status, ", ",
+                               absl::PairFormatter(":"));
     } else {
-      gpr_log(GPR_INFO, "gRPC experiments: %s; default-enabled: %s",
-              absl::StrJoin(experiment_status, ", ", absl::PairFormatter(":"))
-                  .c_str(),
-              absl::StrJoin(defaulted_on_experiments, ", ").c_str());
+      VLOG(2) << "gRPC experiments: "
+              << absl::StrJoin(experiment_status, ", ",
+                               absl::PairFormatter(":"))
+              << "; default-enabled: "
+              << absl::StrJoin(defaulted_on_experiments, ", ");
     }
   }
 }