Update vim docs

Author: mergify[bot]

doc/vimspector.txt

@@ -308,7 +308,7 @@ runtime dependencies). They are categorised by their level of support:
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 | Go                      | Tested       | '--enable-go'                       | delve                                | Go 1.16+                             |
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-| TCL                     | Supported    | '--all' or '--enable-tcl'           | tclpro                               | TCL 8.5                              |
+| TCL                     | Supported    | '--all' or '--enable-tcl'           | tclpro                               | TCL >= 8.5 < 9.0                     |
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 | Bourne Shell            | Supported    | '--all' or '--enable-bash'          | vscode-bash-debug                    | Bash v??                             |
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@@ -2267,6 +2267,8 @@ TCL ~
 
 - TCL (TclProDebug)
 
+Requires TCL 8.x. Does not work with TCL 9.
+
 See my fork of TclProDebug [48] for instructions.
 
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