Revert "CLOUDP-87607: [mcli] EOL Ubuntu 16.04 (#669)"

This reverts commit 4f76ea1.

Author: gssbzn

build/ci/evergreen.yml

@@ -1175,6 +1175,26 @@ tasks:
           distro: amazon2
           ext: rpm
   # DEB Distros
+  - name: push_ubuntu1604_enterprise
+    <<: *default_push_def
+    commands:
+      - func: "clone"
+      - func: "install curator"
+      - func: "push"
+        vars:
+          edition: enterprise
+          distro: ubuntu1604
+          ext: deb
+  - name: push_ubuntu1604_org
+    <<: *default_push_def
+    commands:
+      - func: "clone"
+      - func: "install curator"
+      - func: "push"
+        vars:
+          edition: org
+          distro: ubuntu1604
+          ext: deb
   - name: push_ubuntu1804_enterprise
     <<: *default_push_def
     commands:
@@ -1347,6 +1367,26 @@ tasks:
           distro: amazon2
           ext: rpm
   # DEB Distros
+  - name: push_ubuntu1604_enterprise_stable
+    <<: *default_push_stable_def
+    commands:
+      - func: "clone"
+      - func: "install curator"
+      - func: "push"
+        vars:
+          edition: enterprise
+          distro: ubuntu1604
+          ext: deb
+  - name: push_ubuntu1604_org_stable
+    <<: *default_push_stable_def
+    commands:
+      - func: "clone"
+      - func: "install curator"
+      - func: "push"
+        vars:
+          edition: org
+          distro: ubuntu1604
+          ext: deb
   - name: push_ubuntu1804_enterprise_stable
     <<: *default_push_stable_def
     commands:

internal/release/main.go

@@ -97,7 +97,7 @@ func generateFile(name, version string) error {
 		TutorialLink:         fmt.Sprintf("https://docs.mongodb.com/mongocli/v%s/quick-start/", version),
 		Platform: []Platform{
 			*newPlatform(version, "x86_64", "linux", "Linux (x86_64)", []string{"tar.gz"}),
-			*newPlatform(version, "x86_64", "linux", "Debian 9, 10 / Ubuntu 18.04, 20.04", []string{"deb"}),
+			*newPlatform(version, "x86_64", "linux", "Debian 9, 10 / Ubuntu 16.04, 18.04, 20.04", []string{"deb"}),
 			*newPlatform(version, "x86_64", "linux", "Red Hat + CentOS 6, 7, 8 / SUSE 12 + 15 / Amazon Linux", []string{"rpm"}),
 			*newPlatform(version, "x86_64", "windows", "Microsoft Windows", []string{"zip", "msi"}),
 			*newPlatform(version, "x86_64", "macos", "macOS (x86_64)", []string{"zip"}),