Bump grafanalib from 0.6.3 to 0.7.0 in /deploy/grafana-dashboard

Bumps [grafanalib](https://github.com/weaveworks/grafanalib) from 0.6.3 to 0.7.0.
- [Release notes](https://github.com/weaveworks/grafanalib/releases)
- [Changelog](https://github.com/weaveworks/grafanalib/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/weaveworks/grafanalib/compare/v0.6.3...v0.7.0)

---
updated-dependencies:
- dependency-name: grafanalib
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

deploy/grafana-dashboard/Pipfile.lock

@@ -16,19 +16,19 @@
     "default": {
         "attrs": {
             "hashes": [
-                "sha256:29adc2665447e5191d0e7c568fde78b21f9672d344281d0c6e1ab085429b22b6",
-                "sha256:86efa402f67bf2df34f51a335487cf46b1ec130d02b8d39fd248abfd30da551c"
+                "sha256:29e95c7f6778868dbd49170f98f8818f78f3dc5e0e37c0b1f474e3561b240836",
+                "sha256:c9227bfc2f01993c03f68db37d1d15c9690188323c067c641f1a35ca58185f99"
             ],
-            "markers": "python_version >= '3.5'",
-            "version": "==22.1.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==22.2.0"
         },
         "grafanalib": {
             "hashes": [
-                "sha256:01d9d3cad6f44540b25b2f5e4ea58a8976e372c615bd7d36c302f46af7a8113e",
-                "sha256:446b004e934fb7722f6dc5a69c72105f11ef5c31284362c82a338e87c603e1fa"
+                "sha256:8ae9fc62ee3c28e924ecb0d89ffbb5d18b1193bb1401cde59e01b3e184db9b42",
+                "sha256:b479e9c72e39705aef114b2d73b4328c16b81bfa3e1c423a85a13d4c912b57b5"
             ],
             "index": "pypi",
-            "version": "==0.6.3"
+            "version": "==0.7.0"
         }
     },
     "develop": {}