Update targets for CI for devel branch; move some targets to stable-2.10. (#190)

.azure-pipelines/azure-pipelines.yml

@@ -100,8 +100,6 @@ stages:
               test: opensuse15py2
             - name: openSUSE 15 py3
               test: opensuse15
-            - name: Ubuntu 16.04
-              test: ubuntu1604
             - name: Ubuntu 18.04
               test: ubuntu1804
             - name: Ubuntu 20.04
@@ -170,16 +168,12 @@ stages:
         parameters:
           testFormat: devel/{0}/1
           targets:
-            - name: OS X 10.11
-              test: osx/10.11
-            - name: macOS 10.15
-              test: macos/10.15
             - name: macOS 11.1
               test: macos/11.1
-            - name: RHEL 7.8
-              test: rhel/7.8
-            - name: RHEL 8.2
-              test: rhel/8.2
+            - name: RHEL 7.9
+              test: rhel/7.9
+            - name: RHEL 8.3
+              test: rhel/8.3
             - name: FreeBSD 11.4
               test: freebsd/11.4
             - name: FreeBSD 12.2
@@ -194,6 +188,10 @@ stages:
           targets:
             - name: RHEL 7.8
               test: rhel/7.8
+            - name: OS X 10.11
+              test: osx/10.11
+            - name: macOS 10.15
+              test: macos/10.15
             - name: FreeBSD 12.1
               test: freebsd/12.1
   - stage: Remote_2_9