Remove required space from TAGEND token regex

Originally, I thought this was necessary to prevent parsing
the token as part of an edge. I forgot that the token will always
be separated from the link/edge by the node id. Added an unit test
for an edge case to be certain.

packages/mermaid/src/diagrams/flowchart/parser/flow-text.spec.js

@@ -369,6 +369,13 @@ describe('[Text] when parsing', () => {
       expect(vert['B'].text).toBe(`This node has a ${keyword} as text`);
     });
 
+    it('should handle edge case for odd vertex with node id ending with minus', function () {
+      const res = flow.parser.parse('graph TD;A_node-->odd->Vertex Text];');
+      const vert = flow.parser.yy.getVertices();
+
+      expect(vert['odd-'].type).toBe('odd');
+      expect(vert['odd-'].text).toBe('Vertex Text');
+    });
     it('should allow forward slashes in lean_right vertices', function () {
       const rest = flow.parser.parse(`graph TD;A_node-->B[/This node has a / as text/];`);
 

packages/mermaid/src/diagrams/flowchart/parser/flow.jison

@@ -154,7 +154,7 @@ that id.
 
 "[|"                      { return 'VERTEX_WITH_PROPS_START'; }
 
-\>/!\s                    { this.pushState("text"); return 'TAGEND'; }
+\>                    { this.pushState("text"); return 'TAGEND'; }
 
 <text>")]"                { this.popState(); return 'CYLINDEREND'; }
 <*>"[("                   { this.pushState("text") ;return 'CYLINDERSTART'; }