committee-steering: remove sigs.yml link

A sigs.yml link isn't very helpful because the line numbers will keep
changing. Instead suggest people link to their subprojects in the SIG
README which is generated from the sigs.yml.

committee-steering/governance/sig-charter-template.md

@@ -11,16 +11,14 @@ necessarily all of the internals.
 
 ### In scope
 
-Link to SIG section in [sigs.yaml]
-
 #### Code, Binaries and Services
 
 - list of what qualifies a piece of code, binary or service
 - as falling into the scope of this SIG
 - e.g. *clis for working with Kubernetes APIs*, 
 - *CI for kubernetes repos*, etc
 - **This is NOT** a list of specific code locations,
-- or projects those go in [sigs.yaml]
+- or projects those go in [SIG Subprojects][sig-subprojects]
 
 #### Cross-cutting and Externally Facing Processes
 
@@ -62,5 +60,5 @@ Pick one:
 2. Federation of Subprojects
 
 [sig-governance]: https://github.com/kubernetes/community/blob/master/committee-steering/governance/sig-governance.md
-[sigs.yaml]: https://github.com/kubernetes/community/blob/master/sigs.yaml#L1454
+[sig-subprojects]: https://github.com/kubernetes/community/blob/master/sig-YOURSIG/README.md#subprojects
 [Kubernetes Charter README]: https://github.com/kubernetes/community/blob/master/committee-steering/governance/README.md