fix: update yarn.lock and fix package.json (#1074)

Author: wagnermaciel

material.angular.io/package.json

@@ -40,7 +40,7 @@
     "@angular/cdk-experimental": "^13.0.0-next.6",
     "@angular/common": "^13.0.0-next.5",
     "@angular/compiler": "^13.0.0-next.5",
-    "@angular/components-examples": "angular/material2-docs-content#",
+    "@angular/components-examples": "angular/material2-docs-content#master",
     "@angular/core": "^13.0.0-next.5",
     "@angular/forms": "^13.0.0-next.5",
     "@angular/google-maps": "^13.0.0-next.6",

material.angular.io/yarn.lock

@@ -243,18 +243,12 @@
   dependencies:
     tslib "^2.2.0"
 
-"@angular/components-examples@angular/material2-docs-content#":
+"@angular/components-examples@angular/material2-docs-content#master":
   version "13.0.0-next.5"
   resolved "https://codeload.github.com/angular/material2-docs-content/tar.gz/457ff8ea811333451d830f079faa8aa46c05b18d"
   dependencies:
     tslib "^2.2.0"
 
-"@angular/components-examples@angular/material2-docs-content#master":
-  version "13.0.0-next.4"
-  resolved "https://codeload.github.com/angular/material2-docs-content/tar.gz/11cc17620c1547c29ea51b03758c91b2d567dc2e"
-  dependencies:
-    tslib "^2.2.0"
-
 "@angular/core@^13.0.0-next.5":
   version "13.0.0-next.5"
   resolved "https://registry.yarnpkg.com/@angular/core/-/core-13.0.0-next.5.tgz#2a8c9f6708a0c6c159acd46c6d30b082240b3934"