Backport: #6494 (#6506)

* version: revert version through ldflag only (#6494)

Add version back to versions, but allow it to be overridden via a ldflag.

Reason:

Many users are not setting the ldflag causing issues with tooling that relies on it (cosmjs)

closes #6488

cc @webmaster128

* revert variable rename

* Update CHANGELOG_PENDING.md

statesync/syncer_test.go

@@ -50,7 +50,6 @@ func TestSyncer_SyncAny(t *testing.T) {
 				Block: version.BlockProtocol,
 				App:   0,
 			},
-
 			Software: version.TMCoreSemVer,
 		},