fix consonant cluster breaks with spaces

Author: cometkim

src/grapheme.js

@@ -150,6 +150,7 @@ export function* graphemeSegments(input) {
 
       // Reset segment state
       emoji = false;
+      consonant = false;
       riCount = 0;
       index = cursor;
       _catBegin = catAfter;

test/grapheme.js

@@ -307,6 +307,7 @@ test('counterexamples', async t => {
     ' जा',
     ' କା',
     ' ଶ୍ୟା',
+    'ക് വ',
   ];
 
   for (let counter of counterExamples) {