[NFCI][lldb] Omit redundant member initializer list (llvm#164451)

These all have member initializers of the same value so they're redundant.

Fixes: 47b9aad

Author: tambry

lldb/include/lldb/Target/Process.h

@@ -127,10 +127,7 @@ class ProcessAttachInfo : public ProcessInstanceInfo {
 public:
   ProcessAttachInfo() = default;
 
-  ProcessAttachInfo(const ProcessLaunchInfo &launch_info)
-      : m_resume_count(0), m_wait_for_launch(false), m_ignore_existing(true),
-        m_continue_once_attached(false), m_detach_on_error(true),
-        m_async(false) {
+  ProcessAttachInfo(const ProcessLaunchInfo &launch_info) {
     ProcessInfo::operator=(launch_info);
     SetProcessPluginName(launch_info.GetProcessPluginName());
     SetResumeCount(launch_info.GetResumeCount());