fix(deps): update dependency multibase to v4 (#396)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

packages/did-provider-key/package.json

@@ -12,7 +12,7 @@
     "@veramo/core": "^1.0.1",
     "@veramo/did-manager": "^1.0.1",
     "debug": "^4.1.1",
-    "multibase": "^3.1.1",
+    "multibase": "^4.0.0",
     "multicodec": "^2.1.0"
   },
   "devDependencies": {

yarn.lock

@@ -7993,15 +7993,7 @@ multibase@^3.0.0:
     "@multiformats/base-x" "^4.0.1"
     web-encoding "^1.0.4"
 
-multibase@^3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/multibase/-/multibase-3.1.1.tgz#fb4c0fc169c2d89d80cbf0cbbec4e00ffed8cf3a"
-  integrity sha512-kkSd8jWGznDNEC2eDwtnvSGlZeTeEt0+oHieNWUhv8rIi8JU3voIUo02HpJBNOtgmtxT2CPwkElub7Y9kz3nrw==
-  dependencies:
-    "@multiformats/base-x" "^4.0.1"
-    web-encoding "^1.0.6"
-
-multibase@^4.0.1:
+multibase@^4.0.0, multibase@^4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/multibase/-/multibase-4.0.2.tgz#8250a0f50d0ed49765146bf0e3431e3df9b249ac"
   integrity sha512-l0XMK4O5I9cCfxC0/UMDX/UxlIlrqkjEZQNG+ZUUrsGhnXWgFXgatYOQSONiR/lQGfBO463UyZkh3SiQBpjRIQ==
@@ -11670,11 +11662,6 @@ web-encoding@^1.0.2, web-encoding@^1.0.4:
   resolved "https://registry.yarnpkg.com/web-encoding/-/web-encoding-1.0.4.tgz#0398d39ce2cbef5ed2617080750ed874e6153aea"
   integrity sha512-DcXs2lbVPzuJmn2kuDEwul2oZg7p4YMa5J2f0YzsOBHaAnBYGPNUB/rJ74DTjTKpw7F0+lSsVM8sFHE2UyBixg==
 
-web-encoding@^1.0.6:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/web-encoding/-/web-encoding-1.0.6.tgz#ec631356ee523b4474ecbcae680440bd1e79416a"
-  integrity sha512-26wEnRPEFAc5d5lmH1Q/DuvWEYsRF1D2alX2jlKpdmqv7cj+BbANL7Xlcl9r4s72Eg9kItZa9RWVbBMC9dMv4w==
-
 web-encoding@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/web-encoding/-/web-encoding-1.1.0.tgz#b8ed50f0e23ba239542ba11ebe885b75a0b95bea"