chore: uncomment out tests (celestiaorg#1015)

## Overview

apparently we forgot to un-comment some important tests

## Checklist

- [x] New and updated code has appropriate documentation
- [x] New and updated code has new and/or updated testing
- [x] Required CI checks are passing
- [x] Visual proof for any user facing features like CLI or
documentation updates
- [x] Linked issues closed with keywords

pkg/shares/shares_test.go

@@ -180,12 +180,12 @@ func TestMerge(t *testing.T) {
 
 	tests := []test{
 		{"one of each random small size", 1, 1, 1, 40},
-		// {"one of each random large size", 1, 1, 1, 400},
-		// {"many of each random large size", 10, 10, 10, 40},
-		// {"many of each random large size", 10, 10, 10, 400},
-		// {"only transactions", 10, 0, 0, 400},
-		// {"only evidence", 0, 10, 0, 400},
-		// {"only messages", 0, 0, 10, 400},
+		{"one of each random large size", 1, 1, 1, 400},
+		{"many of each random large size", 10, 10, 10, 40},
+		{"many of each random large size", 10, 10, 10, 400},
+		{"only transactions", 10, 0, 0, 400},
+		{"only evidence", 0, 10, 0, 400},
+		{"only messages", 0, 0, 10, 400},
 	}
 
 	for _, tc := range tests {