Update Router namespaces

[caendesilva]

Fixes #204

The Router is becoming an integral part of the Hyde core, and does not belong in a support module. Best to bring it into the core package namespace before releasing it.

[codecov]

Codecov Report

Merging #205 (bbe76cc) into master (3c3173e) will not change coverage.
The diff coverage is n/a.

@@             Coverage Diff             @@
##              master      #205   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
  Complexity       807       807           
===========================================
  Files            103       103           
  Lines           2073      2073           
===========================================
  Hits            2073      2073           

Impacted Files	Coverage Δ
...kages/framework/src/Concerns/CanBeInNavigation.php	100.00% <ø> (ø)
packages/framework/src/Contracts/AbstractPage.php	100.00% <ø> (ø)
...ramework/src/Exceptions/RouteNotFoundException.php	100.00% <ø> (ø)
packages/framework/src/Facades/Route.php	100.00% <ø> (ø)
packages/framework/src/Models/NavItem.php	100.00% <ø> (ø)
packages/framework/src/Models/NavigationMenu.php	100.00% <ø> (ø)
packages/framework/src/Models/Route.php	100.00% <ø> (ø)
packages/framework/src/Router.php	100.00% <ø> (ø)
packages/framework/src/Services/BuildService.php	100.00% <ø> (ø)
packages/framework/src/Services/RebuildService.php	100.00% <ø> (ø)

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