Use controllers monorepo packages

[FrederikBolding]

Use new @metamask/controllers monorepo packages instead of the previous monolithic package.

Fixes #954

[codecov-commenter]

Codecov Report

Merging #955 (d2bf62f) into main (4e63ed8) will not change coverage.
The diff coverage is 87.50%.

❗ Current head d2bf62f differs from pull request most recent head d3d1fe7. Consider uploading reports for the commit d3d1fe7 to get more accurate results

@@           Coverage Diff           @@
##             main     #955   +/-   ##
=======================================
  Coverage   92.67%   92.67%           
=======================================
  Files          93       93           
  Lines        9224     9224           
  Branches      894      894           
=======================================
  Hits         8548     8548           
  Misses        676      676           

Impacted Files	Coverage Δ
packages/rpc-methods/src/restricted/confirm.ts	0.00% <0.00%> (ø)
packages/rpc-methods/src/restricted/index.ts	0.00% <0.00%> (ø)
...c-methods/src/permitted/common/snapInstallation.ts	78.04% <100.00%> (ø)
packages/rpc-methods/src/permitted/requestSnaps.ts	90.44% <100.00%> (ø)
packages/rpc-methods/src/restricted/dialog.ts	98.37% <100.00%> (ø)
...ages/rpc-methods/src/restricted/getBip32Entropy.ts	100.00% <100.00%> (ø)
...es/rpc-methods/src/restricted/getBip32PublicKey.ts	93.97% <100.00%> (ø)
...ages/rpc-methods/src/restricted/getBip44Entropy.ts	100.00% <100.00%> (ø)
packages/rpc-methods/src/restricted/getEntropy.ts	100.00% <100.00%> (ø)
packages/rpc-methods/src/restricted/invokeSnap.ts	100.00% <100.00%> (ø)
... and 2 more

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