grafana: 7.4.5 -> 7.5.2

ChangeLog:
* https://github.com/grafana/grafana/releases/tag/v7.5.2
* https://github.com/grafana/grafana/releases/tag/v7.5.1
* https://github.com/grafana/grafana/releases/tag/v7.5.0

pkgs/servers/monitoring/grafana/default.nix

@@ -2,7 +2,7 @@
 
 buildGoModule rec {
   pname = "grafana";
-  version = "7.4.5";
+  version = "7.5.2";
 
   excludedPackages = [ "release_publisher" ];
 
@@ -10,15 +10,15 @@ buildGoModule rec {
     rev = "v${version}";
     owner = "grafana";
     repo = "grafana";
-    sha256 = "10pnwd4d19ry7w2x46acc3j8gjn73b45fzc579gz1hc8hx2b3s0s";
+    sha256 = "sha256-8Qy5YgJZpvaAjeBAi092Jxg4yAD1fYmMteTRm5b0Q+g=";
   };
 
   srcStatic = fetchurl {
     url = "https://dl.grafana.com/oss/release/grafana-${version}.linux-amd64.tar.gz";
-    sha256 = "1x9jx3ww37cn6r6cn6gqlavmllxydks23vm8w4934bv8zppj1zwz";
+    sha256 = "sha256-yVswMNOLX/AFtv45TXm8WcHEytyYgtjvi7V0dRewDdc=";
   };
 
-  vendorSha256 = "0ig0f9pa3l0nj2fs8yz8h42y1j07xi9imk7kzmla6vav6s889grc";
+  vendorSha256 = "sha256-oh3GB6Iaqy05IS2MU5LJqTXnlr0vtkACZA6wpmW7W2Q=";
 
   postPatch = ''
     substituteInPlace pkg/cmd/grafana-server/main.go \