vendor: move vendored sources in-tree

This should make it easier to see changes instead of just a blob

vendor/github.com/go-logr/logr/context.go

@@ -0,0 +1,33 @@
+/*
+Copyright 2023 The logr Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package logr
+
+// contextKey is how we find Loggers in a context.Context. With Go < 1.21,
+// the value is always a Logger value. With Go >= 1.21, the value can be a
+// Logger value or a slog.Logger pointer.
+type contextKey struct{}
+
+// notFoundError exists to carry an IsNotFound method.
+type notFoundError struct{}
+
+func (notFoundError) Error() string {
+	return "no logr.Logger was present"
+}
+
+func (notFoundError) IsNotFound() bool {
+	return true
+}