Delete unused variable

Bug: 324269512
Test: m cvd
Change-Id: I2947b0a40ecaa3c344219cbb31247fe7f822e325

host/commands/cvd/server_command/env.cpp

diff --git a/host/commands/cvd/server_command/env.cpp b/host/commands/cvd/server_command/env.cpp
index f28295b..c1ad411 100644
--- a/host/commands/cvd/server_command/env.cpp
+++ b/host/commands/cvd/server_command/env.cpp
@@ -56,7 +56,6 @@
     CF_EXPECT(!interrupted_, "Interrupted");
     CF_EXPECT(CanHandle(request));
     CF_EXPECT(VerifyPrecondition(request));
-    const uid_t uid = request.Credentials()->uid;
     cvd_common::Envs envs =
         cvd_common::ConvertToEnvs(request.Message().command_request().env());