Adding verbose setters and getters for diagnostics to make ResourceUtils
code able to print verbose message.

Bug: b/279977244
Test: Verified affected atests pass
Change-Id: Iafbf4cb8a63720c95748a339b1f48dd4213f0eac
diff --git a/tools/aapt2/cmd/Optimize.cpp b/tools/aapt2/cmd/Optimize.cpp
index dbe7970..f045dad 100644
--- a/tools/aapt2/cmd/Optimize.cpp
+++ b/tools/aapt2/cmd/Optimize.cpp
@@ -101,6 +101,7 @@
 
   void SetVerbose(bool val) {
     verbose_ = val;
+    diagnostics_.SetVerbose(val);
   }
 
   void SetMinSdkVersion(int sdk_version) {