Cleanup of not used ImeTracing.getInstance() try-catch block

Inner called function IInputMethodManagerGlobalInvoker.isImeTraceEnabled
already contains RuntimeException.rethrowFromSystemServer() which will
raise an exception rather than returning an empty object.

Test: atest android.view.inputmethod.cts
Fix: 233710165
Change-Id: Ice4aa19c32b3da951be74189d3dda6411591d2a8

core/java/com/android/internal/inputmethod/ImeTracing.java

@@ -62,11 +62,7 @@ public abstract class ImeTracing {
             if (isSystemProcess()) {
                 sInstance = new ImeTracingServerImpl();
             } else {
-                try {
-                    sInstance = new ImeTracingClientImpl();
-                } catch (RuntimeException e) {
-                    Log.e(TAG, "Exception while creating ImeTracingClientImpl instance", e);
-                }
+                sInstance = new ImeTracingClientImpl();
             }
         }
         return sInstance;