configure: move --enable/--disable-debug-info to second option parsing pass

$debug_info is not needed anywhere except in the final meson invocation,
no need to special case it.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

configure

@@ -244,7 +244,6 @@ audio_drv_list="default"
 block_drv_rw_whitelist=""
 block_drv_ro_whitelist=""
 host_cc="cc"
-debug_info="yes"
 lto="false"
 stack_protector=""
 safe_stack=""
@@ -304,6 +303,7 @@ vhost_user_fs="$default_feature"
 vhost_vdpa="$default_feature"
 rdma="$default_feature"
 pvrdma="$default_feature"
+debug_info="yes"
 debug_tcg="no"
 debug="no"
 sanitizers="no"
@@ -379,10 +379,6 @@ for opt do
   ;;
   --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
   ;;
-  --enable-debug-info) debug_info="yes"
-  ;;
-  --disable-debug-info) debug_info="no"
-  ;;
   --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
   ;;
   --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
@@ -759,12 +755,12 @@ for opt do
   ;;
   --extra-ldflags=*)
   ;;
-  --enable-debug-info)
-  ;;
-  --disable-debug-info)
-  ;;
   --cross-cc-*)
   ;;
+  --enable-debug-info) debug_info="yes"
+  ;;
+  --disable-debug-info) debug_info="no"
+  ;;
   --enable-modules)
       modules="yes"
   ;;