.github: change wording in issue template

"equal or higher" is more correct than "higher".

Signed-off-by: André Martins <andre@cilium.io>

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -24,13 +24,13 @@ body:
         **NOTE: If your version is NOT listed then please upgrade before opening the GH issue. Thank you**
       options:
         # renovate: datasource=github-tags depName=cilium/cilium
-        - 'higher than v1.16.0 and lower than v1.17.0'
+        - 'equal or higher than v1.16.0 and lower than v1.17.0'
         # renovate: datasource=github-tags depName=cilium/cilium
-        - 'higher than v1.15.7 and lower than v1.16.0'
+        - 'equal or higher than v1.15.7 and lower than v1.16.0'
         # renovate: datasource=github-tags depName=cilium/cilium
-        - 'higher than v1.14.13 and lower than v1.15.0'
+        - 'equal or higher than v1.14.13 and lower than v1.15.0'
         # renovate: datasource=github-tags depName=cilium/cilium
-        - 'higher than v1.13.18 and lower than v1.14.0'
+        - 'equal or higher than v1.13.18 and lower than v1.14.0'
     validations:
       required: true
   - type: textarea