CI: Fix some typos introduced in #1009 (#1010)

* CI: Fix a typo

* CI: Fix another typo

Author: DilumAluthge

.github/workflows/ci.nightly.yml

@@ -19,7 +19,7 @@ jobs:
   test-nightly:
     # We do not run the full test suite on tags, because we already ran it on master before we made the release.
     # We do build the docs on tags.
-    if: (github.event_name != 'push') || (github.ref_type == 'tag')
+    if: (github.event_name != 'push') || (github.ref_type != 'tag')
     timeout-minutes: 150
     runs-on: ${{ matrix.github-runner }}
     strategy:

.github/workflows/ci.yml

@@ -41,7 +41,7 @@ jobs:
   test:
     # We do not run the full test suite on tags, because we already ran it on master before we made the release.
     # We do build the docs on tags.
-    if: (github.event_name != 'push') || (github.ref_type == 'tag')
+    if: (github.event_name != 'push') || (github.ref_type != 'tag')
     timeout-minutes: 150
     runs-on: ${{ matrix.github-runner }}
     strategy: