build(deps): bump cross-fetch from 2.2.5 to 2.2.6 (UMAprotocol#3903)

Bumps [cross-fetch](https://github.com/lquixada/cross-fetch) from 2.2.5 to 2.2.6.
- [Release notes](https://github.com/lquixada/cross-fetch/releases)
- [Commits](lquixada/cross-fetch@v2.2.5...v2.2.6)

---
updated-dependencies:
- dependency-name: cross-fetch
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

yarn.lock

@@ -9769,12 +9769,12 @@ create-require@^1.1.0:
   integrity sha512-dcKFX3jn0MpIaXjisoRvexIJVEKzaq7z2rZKxf+MSr9TkdmHmsU4m2lcLojrj/FHl8mk5VxMmYA+ftRkP/3oKQ==
 
 cross-fetch@^2.1.0, cross-fetch@^2.1.1:
-  version "2.2.5"
-  resolved "https://registry.yarnpkg.com/cross-fetch/-/cross-fetch-2.2.5.tgz#afaf5729f3b6c78d89c9296115c9f142541a5705"
-  integrity sha512-xqYAhQb4NhCJSRym03dwxpP1bYXpK3y7UN83Bo2WFi3x1Zmzn0SL/6xGoPr+gpt4WmNrgCCX3HPysvOwFOW36w==
+  version "2.2.6"
+  resolved "https://registry.yarnpkg.com/cross-fetch/-/cross-fetch-2.2.6.tgz#2ef0bb39a24ac034787965c457368a28730e220a"
+  integrity sha512-9JZz+vXCmfKUZ68zAptS7k4Nu8e2qcibe7WVZYps7sAgk5R8GYTc+T1WR0v1rlP9HxgARmOX1UTIJZFytajpNA==
   dependencies:
-    node-fetch "2.6.1"
-    whatwg-fetch "2.0.4"
+    node-fetch "^2.6.7"
+    whatwg-fetch "^2.0.4"
 
 cross-spawn@^5.0.1:
   version "5.1.0"
@@ -18520,12 +18520,7 @@ node-fetch-npm@^2.0.2:
     json-parse-better-errors "^1.0.0"
     safe-buffer "^5.1.1"
 
-[email protected]:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.1.tgz#045bd323631f76ed2e2b55573394416b639a0052"
-  integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
-
-node-fetch@^2.2.0, node-fetch@^2.3.0, node-fetch@^2.5.0, node-fetch@^2.6.0, node-fetch@^2.6.1:
+node-fetch@^2.2.0, node-fetch@^2.3.0, node-fetch@^2.5.0, node-fetch@^2.6.0, node-fetch@^2.6.1, node-fetch@^2.6.7:
   version "2.6.7"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.7.tgz#24de9fba827e3b4ae44dc8b20256a379160052ad"
   integrity sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==
@@ -25870,7 +25865,7 @@ whatwg-encoding@^1.0.1, whatwg-encoding@^1.0.5:
   dependencies:
     iconv-lite "0.4.24"
 
-[email protected]:
+whatwg-fetch@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz#dde6a5df315f9d39991aa17621853d720b85566f"
   integrity sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng==