doc: fix URLs to WeeChat docs

src/core/wee-config-file.c

@@ -3018,7 +3018,7 @@ config_file_write_internal (struct t_config_file *config_file,
             "#\n"
             "# Use commands like /set or /fset to change settings in WeeChat.\n"
             "#\n"
-            "# For more info, see: https://weechat.org/doc/quickstart/\n"
+            "# For more info, see: https://weechat.org/doc/weechat/quickstart/\n"
             "#\n",
             version_get_name (),
             config_file->filename))

src/core/wee-debug.c

@@ -175,7 +175,7 @@ debug_sigsegv_cb ()
         "***      then issue command: \"bt full\" and send result to developers.\n"
         "***      See the user's guide for more info about enabling the core files\n"
         "***      and reporting crashes:\n"
-        "***      https://weechat.org/doc/stable/user/#report_crashes\n"
+        "***      https://weechat.org/doc/weechat/stable/user/#report_crashes\n"
         "***\n"
         "***   2. Otherwise send the backtrace (below), only if it is a complete trace.\n"
         "***      Keep the crash log file, just in case developers ask you some info\n"