Review fixes for kubernetes-client-7.0:javaagent (open-telemetry#18173)

Co-authored-by: otelbot <197425009+otelbot@users.noreply.github.com>
Co-authored-by: Trask Stalnaker <trask.stalnaker@gmail.com>

Author: otelbot[bot]

instrumentation/kubernetes-client-7.0/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/kubernetesclient/v7_0/ApiClientInstrumentation.java

@@ -6,7 +6,6 @@
 package io.opentelemetry.javaagent.instrumentation.kubernetesclient.v7_0;
 
 import static io.opentelemetry.javaagent.bootstrap.Java8BytecodeBridge.currentContext;
-import static io.opentelemetry.javaagent.instrumentation.kubernetesclient.v7_0.KubernetesClientSingletons.inject;
 import static io.opentelemetry.javaagent.instrumentation.kubernetesclient.v7_0.KubernetesClientSingletons.instrumenter;
 import static net.bytebuddy.matcher.ElementMatchers.isPublic;
 import static net.bytebuddy.matcher.ElementMatchers.named;
@@ -69,7 +68,7 @@ public static Request onExit(@Advice.Return Request originalReturnValue) {
       Context context = instrumenter().start(parentContext, originalReturnValue);
       Scope scope = context.makeCurrent();
       Request.Builder requestWithPropagation = originalReturnValue.newBuilder();
-      inject(context, requestWithPropagation);
+      KubernetesClientSingletons.inject(context, requestWithPropagation);
       Request request = requestWithPropagation.build();
       CurrentState.set(parentContext, context, scope, request);
       return request;

instrumentation/kubernetes-client-7.0/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/kubernetesclient/v7_0/KubernetesRequestDigest.java

@@ -44,7 +44,7 @@ public static KubernetesRequestDigest parse(Request request) {
           resourceMeta,
           KubernetesVerb.of(
               request.method(), hasNamePathParameter(resourceMeta), hasWatchParameter(request)));
-    } catch (ParseKubernetesResourceException e) {
+    } catch (IllegalArgumentException | ParseKubernetesResourceException e) {
       return nonResource(urlPath);
     }
   }