Update baselines for packageJsonImportsErrors tests

Co-authored-by: andrewbranch <3277153+andrewbranch@users.noreply.github.com>

Author: Copilot

testdata/baselines/reference/submodule/conformance/packageJsonImportsErrors(module=node18).errors.txt

@@ -0,0 +1,31 @@
+/index.ts(2,16): error TS2877: This import uses a '.ts' extension to resolve to an input TypeScript file, but will not be rewritten during emit because it is not a relative path.
+
+
+==== /package.json (0 errors) ====
+    {
+      "name": "pkg",
+      "type": "module",
+      "imports": {
+        "#foo.ts": "./foo.ts",
+        "#internal/*": "./internal/*"
+      },
+      "exports": {
+        "./*.ts": {
+          "source": "./*.ts",
+          "default": "./*.js"
+        }
+      }
+    }
+    
+==== /foo.ts (0 errors) ====
+    export {};
+    
+==== /internal/foo.ts (0 errors) ====
+    export {};
+    
+==== /index.ts (1 errors) ====
+    import {} from "#foo.ts"; // Ok
+    import {} from "#internal/foo.ts"; // Error
+                   ~~~~~~~~~~~~~~~~~~
+!!! error TS2877: This import uses a '.ts' extension to resolve to an input TypeScript file, but will not be rewritten during emit because it is not a relative path.
+    import {} from "pkg/foo.ts"; // Ok

testdata/baselines/reference/submodule/conformance/packageJsonImportsErrors(module=node18).errors.txt.diff

@@ -0,0 +1,31 @@
+/index.ts(2,16): error TS2877: This import uses a '.ts' extension to resolve to an input TypeScript file, but will not be rewritten during emit because it is not a relative path.
+
+
+==== /package.json (0 errors) ====
+    {
+      "name": "pkg",
+      "type": "module",
+      "imports": {
+        "#foo.ts": "./foo.ts",
+        "#internal/*": "./internal/*"
+      },
+      "exports": {
+        "./*.ts": {
+          "source": "./*.ts",
+          "default": "./*.js"
+        }
+      }
+    }
+    
+==== /foo.ts (0 errors) ====
+    export {};
+    
+==== /internal/foo.ts (0 errors) ====
+    export {};
+    
+==== /index.ts (1 errors) ====
+    import {} from "#foo.ts"; // Ok
+    import {} from "#internal/foo.ts"; // Error
+                   ~~~~~~~~~~~~~~~~~~
+!!! error TS2877: This import uses a '.ts' extension to resolve to an input TypeScript file, but will not be rewritten during emit because it is not a relative path.
+    import {} from "pkg/foo.ts"; // Ok