patch 9.1.0188: filetype: no support for Vento files

Problem:  Vento files are not recognized.
Solution: Recognize *.vto files as filetype "vento" (wrapperup)

Vento is a templating engine https://vento.js.org/

closes: #14229

Signed-off-by: wrapperup <wrapperup4@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index ed7e6b9..94f5812 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -779,6 +779,7 @@
     vdmpp: ['file.vpp', 'file.vdmpp'],
     vdmrt: ['file.vdmrt'],
     vdmsl: ['file.vdm', 'file.vdmsl'],
+    vento: ['file.vto'],
     vera: ['file.vr', 'file.vri', 'file.vrh'],
     verilogams: ['file.va', 'file.vams'],
     vgrindefs: ['vgrindefs'],
diff --git a/src/version.c b/src/version.c
index ca4ca56..db093a7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    188,
+/**/
     187,
 /**/
     186,