Check in the proguard 6.2.2 binaries and sources

Update the proguard third_party build files to use 6.2.2

Closes: https://github.com/bazelbuild/bazel/pull/12910
diff --git a/third_party/java/proguard/proguard6.2.2/examples/standalone/library.pro b/third_party/java/proguard/proguard6.2.2/examples/standalone/library.pro
new file mode 100644
index 0000000..84374dd
--- /dev/null
+++ b/third_party/java/proguard/proguard6.2.2/examples/standalone/library.pro
@@ -0,0 +1,86 @@
+#
+# This ProGuard configuration file illustrates how to process a program
+# library, such that it remains usable as a library.
+# Usage:
+#     java -jar proguard.jar @library.pro
+#
+
+-verbose
+
+# Specify the input jars, output jars, and library jars.
+# In this case, the input jar is the program library that we want to process.
+
+-injars  in.jar
+-outjars out.jar
+
+# Before Java 9, the runtime classes were packaged in a single jar file.
+#-libraryjars <java.home>/lib/rt.jar
+
+# As of Java 9, the runtime classes are packaged in modular jmod files.
+-libraryjars <java.home>/jmods/java.base.jmod(!**.jar;!module-info.class)
+#-libraryjars <java.home>/jmods/.....
+
+# Save the obfuscation mapping to a file, so we can de-obfuscate any stack
+# traces later on. Keep a fixed source file attribute and all line number
+# tables to get line numbers in the stack traces.
+# You can comment this out if you're not interested in stack traces.
+
+-printmapping out.map
+-keepparameternames
+-renamesourcefileattribute SourceFile
+-keepattributes Exceptions,InnerClasses,Signature,Deprecated,
+                SourceFile,LineNumberTable,EnclosingMethod
+
+# Preserve all annotations.
+
+-keepattributes *Annotation*
+
+# Preserve all public classes, and their public and protected fields and
+# methods.
+
+-keep public class * {
+    public protected *;
+}
+
+# Preserve all .class method names.
+
+-keepclassmembernames class * {
+    java.lang.Class class$(java.lang.String);
+    java.lang.Class class$(java.lang.String, boolean);
+}
+
+# Preserve all native method names and the names of their classes.
+
+-keepclasseswithmembernames,includedescriptorclasses class * {
+    native <methods>;
+}
+
+# Preserve the special static methods that are required in all enumeration
+# classes.
+
+-keepclassmembers,allowoptimization enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+# Explicitly preserve all serialization members. The Serializable interface
+# is only a marker interface, so it wouldn't save them.
+# You can comment this out if your library doesn't use serialization.
+# If your code contains serializable classes that have to be backward
+# compatible, please refer to the manual.
+
+-keepclassmembers class * implements java.io.Serializable {
+    static final long serialVersionUID;
+    static final java.io.ObjectStreamField[] serialPersistentFields;
+    private void writeObject(java.io.ObjectOutputStream);
+    private void readObject(java.io.ObjectInputStream);
+    java.lang.Object writeReplace();
+    java.lang.Object readResolve();
+}
+
+# Your library may contain more items that need to be preserved; 
+# typically classes that are dynamically created using Class.forName:
+
+# -keep public class com.example.MyClass
+# -keep public interface com.example.MyInterface
+# -keep public class * implements com.example.MyInterface