runtime(termdebug): add Tbreak command

closes: #13656

Signed-off-by: iam28th <artyom28th@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/tags b/runtime/doc/tags
index fdda06b..964789c 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -2159,6 +2159,7 @@
 :Stop	terminal.txt	/*:Stop*
 :TOhtml	syntax.txt	/*:TOhtml*
 :TarDiff	pi_tar.txt	/*:TarDiff*
+:Tbreak	terminal.txt	/*:Tbreak*
 :Termdebug	terminal.txt	/*:Termdebug*
 :TermdebugCommand	terminal.txt	/*:TermdebugCommand*
 :Texplore	pi_netrw.txt	/*:Texplore*
diff --git a/runtime/doc/terminal.txt b/runtime/doc/terminal.txt
index 3869bcd..5647ff4 100644
--- a/runtime/doc/terminal.txt
+++ b/runtime/doc/terminal.txt
@@ -1331,6 +1331,9 @@
  *:Break*	set a breakpoint at the cursor position
  :Break {position}
 		set a breakpoint at the specified position
+ *:Tbreak*	set a temporary breakpoint at the cursor position
+ :Tbreak {position}
+		set a temporary breakpoint at the specified position
  *:Clear*	delete the breakpoint at the cursor position
 
  *:Step*	execute the gdb "step" command