fix(deps): update dependency @mdi/font to v7

package.json

@@ -73,7 +73,7 @@
     "standard-version": "^9.1.1"
   },
   "dependencies": {
-    "@mdi/font": "^6.9.96",
+    "@mdi/font": "^7.1.96",
     "angular": "^1.8.3",
     "angular-chart.js": "^1.1.1",
     "angular-dynamic-locale": "^0.1.38",

yarn.lock

@@ -992,10 +992,10 @@
     "@jridgewell/resolve-uri" "^3.0.3"
     "@jridgewell/sourcemap-codec" "^1.4.10"
 
-"@mdi/font@^6.9.96":
-  version "6.9.96"
-  resolved "https://registry.yarnpkg.com/@mdi/font/-/font-6.9.96.tgz#c68da7e0895885dd09e60dc08c5ecc0d77f67efb"
-  integrity sha512-z3QVZStyHVwkDsFR7A7F2PIvZJPWgdSFw4BEEy2Gc9HUN5NfK9mGbjgaYClRcbMWiYEV45srmiYtczmBtCqR8w==
+"@mdi/font@^7.1.96":
+  version "7.1.96"
+  resolved "https://registry.yarnpkg.com/@mdi/font/-/font-7.1.96.tgz#211ca4acfa31964278e5085de595e8c73967d400"
+  integrity sha512-Imag6npmfkBDi2Ze2jiZVAPTDIKLxhz2Sx82xJ2zctyAU5LYJejLI5ChnDwiD9bMkQfVuzEsI98Q8toHyC+HCg==
 
 "@nodelib/[email protected]":
   version "2.1.5"