8008160: Five lambda TargetType tests have @ignore

Summary: Remove @ignore flags from tests that now pass
Reviewed-by: jjg

test/tools/javac/lambda/TargetType53.java

@@ -26,7 +26,6 @@
  * @bug 8007464
  * @summary Add graph inference support
  *          smoke test for graph inference
- * @ignore  8008682: Core stream API classes
  * @compile TargetType53.java
  */
 import java.util.*;

test/tools/javac/lambda/TargetType54.java

@@ -26,7 +26,6 @@
  * @bug 8007464
  * @summary Add graph inference support
  *          smoke test for graph inference
- * @ignore  8008682: Core stream API classes
  * @compile TargetType54.java
  */
 import java.util.stream.*;

test/tools/javac/lambda/TargetType58.java

@@ -26,7 +26,6 @@
  * @bug 8007464
  * @summary Add graph inference support
  *          more smoke tests for graph inference
- * @ignore  8008682: Core stream API classes
  * @compile TargetType58.java
  */
 import java.util.*;

test/tools/javac/lambda/TargetType59.java

@@ -26,7 +26,6 @@
  * @bug 8007464
  * @summary Add graph inference support
  *          more smoke tests for graph inference
- * @ignore  8008682: Core stream API classes
  * @compile TargetType59.java
  */
 import java.util.*;

test/tools/javac/lambda/TargetType62.java

@@ -26,7 +26,6 @@
  * @bug 8007464
  * @summary Add graph inference support
  *          check that new wildcards inference strategy doesn't run into 7190296
- * @ignore  8008682: Core stream API classes
  * @compile TargetType62.java
  */
 import java.util.*;