test: consolidate Go tests (#39962)

Consolidate all Go tests. Coverage is identical to before. Go tests are
around 5% faster while being 7% smaller. No non-test code is touched.

modules/indexer/issues/meilisearch/meilisearch_test.go

@@ -89,6 +89,5 @@ func TestDoubleQuoteKeyword(t *testing.T) {
 	assert.Empty(t, doubleQuoteKeyword(""))
 	assert.Equal(t, `"a" "b" "c"`, doubleQuoteKeyword("a b c"))
 	assert.Equal(t, `"a" "d" "g"`, doubleQuoteKeyword("a  d g"))
-	assert.Equal(t, `"a" "d" "g"`, doubleQuoteKeyword("a  d g"))
 	assert.Equal(t, `"a" "d" "g"`, doubleQuoteKeyword(`a  "" "d" """g`))
 }