fix(deps): pin dependency @nestjs/cli to 7.5.3

Author: renovate-bot

package.json

@@ -57,7 +57,7 @@
     "@material-ui/core": "5.0.0-alpha.7",
     "@material-ui/icons": "5.0.0-alpha.11",
     "@material-ui/lab": "5.0.0-alpha.7",
-    "@nestjs/cli": "^7.5.3",
+    "@nestjs/cli": "7.5.3",
     "@nestjs/common": "7.4.4",
     "@nestjs/config": "0.5.0",
     "@nestjs/core": "7.4.4",