RSDK-12350 - remove location secret connection code (#491)

Co-authored-by: lia <[email protected]>

Author: stuqdog

src/viam/examples/modules/complex/proto/buf.lock

@@ -4,5 +4,5 @@ deps:
   - remote: buf.build
     owner: googleapis
     repository: googleapis
-    commit: 61b203b9a9164be9a834f58c37be6f62
-    digest: shake256:e619113001d6e284ee8a92b1561e5d4ea89a47b28bf0410815cb2fa23914df8be9f1a6a98dcf069f5bc2d829a2cfb1ac614863be45cd4f8a5ad8606c5f200224
+    commit: 72c8614f3bd0466ea67931ef2c43d608
+    digest: shake256:b3ac4d383db09f92ab0ca85d12bff8c49eddf7031bd3a854c260b6ac4ed6a2bb85b52b3393c316d28f8038bf3b8e70cb3d16470e8cc4423007678fb6d89d36d4

src/viam/sdk/rpc/dial.cpp

@@ -233,9 +233,6 @@ const boost::optional<DialOptions>& Options::dial_options() const {
     return dial_options_;
 }
 
-Credentials::Credentials(std::string payload)
-    : type_("robot-location-secret"), payload_(std::move(payload)) {}
-
 Credentials::Credentials(std::string type, std::string payload)
     : type_(std::move(type)), payload_(std::move(payload)) {}
 

src/viam/sdk/rpc/dial.hpp

@@ -58,8 +58,6 @@ class ViamChannel {
 
 class Credentials {
    public:
-    /// @deprecated use `Credentials(std::string type, std::string payload)`
-    Credentials(std::string payload);
     Credentials(std::string type, std::string payload);
     const std::string& type() const;
     const std::string& payload() const;