proj: Migrate to core as git-submodule

.vscode/c_cpp_properties.json

@@ -7,13 +7,15 @@
             "includePath": [
                 "${config:idf.espIdfPath}/components/**",
                 "${config:idf.espIdfPathWin}/components/**",
-                "${workspaceFolder}/**"
+                "${workspaceFolder}/**",
+                "${workspaceFolder}/core/**"
             ],
             "browse": {
                 "path": [
                     "${config:idf.espIdfPath}/components",
                     "${config:idf.espIdfPathWin}/components",
-                    "${workspaceFolder}"
+                    "${workspaceFolder}",
+                    "${workspaceFolder}/core"
                 ],
                 "limitSymbolsToIncludedHeaders": true
             }

.vscode/tasks.json

@@ -263,7 +263,7 @@
           "telnet://${config:project.deviceIp}:23",
           "/W=\"Device-Platform\"",
           "/T=1",
-          "/F=\"${workspaceFolder}/.configs/TelnetTeraTerm.INI\""
+          "/F=\"${workspaceFolder}/core/.configs/TelnetTeraTerm.INI\""
       ],
       "problemMatcher": []
     }