add fixed issue #35 to changelog

changelog.md

@@ -15,4 +15,5 @@ These changes were made based on the comments of the HL7 Switzerland STU 1 Ballo
 ### Fixed
 * Links to SDC FHIR IG: some links were broken and other links led to wrong versions. For this publication, the IG CH ORF is derived from [SDC v2.7.0](http://hl7.org/fhir/uv/sdc/2019May/). The links were fixed so that they link to this version.
    * [#32 Home: Several links not found in section 1.1.1](https://github.com/hl7ch/ch-orf/issues/32)
-   * [#34 Hyperlink refers to a non-existent page](https://github.com/hl7ch/ch-orf/issues/34)
+   * [#34 Hyperlink refers to a non-existent page](https://github.com/hl7ch/ch-orf/issues/34)
+   * [#35 Various hyperlinks refer to non-existent pages](https://github.com/hl7ch/ch-orf/issues/35)