Bump spire Helm Chart version from 0.17.2 to 0.18.0

[faisal-memon]

Please review the below changelog to ensure this matches up with the semantic version being applied.

[!Important] Before merging to the release branch, ensure all other changed charts also have their version number bumped.

[!Note] Maintainers ensure to run following after merging this PR to trigger the release workflow:

git checkout main
git pull
git checkout release
git pull
git merge main
git push

Changes in this release

• beda725 Add pod labels to the SPIRE agent (#273)
• 077f152 Bump test chart dependencies (#272)
• 5849ea2 add pod labels to spire server values (#271)
• f512b06 Configurable daemonsets updateStrategy (#212)
• a539065 Add direct tpm support for spire-agent (#216)
• fcd0c11 Add direct tpm support for spire-server (#211)
• c570174 Enable CA settings via global (#268)
• ac83694 Initial SPIRE 1.9.0 support (#262)
• ddb4eff Bump test chart dependencies (#263)
• bfbafbc Fix OpenShift Federation Ingress bug (#260)
• a0baace Upgrade to spire-controller-manager 0.4.3 (#258)
• 1446f7e Add support for specifying agent authorized_delegates (#255)
• 0b6cd88 Add support for specifying server admin_ids (#254)
• 07a1c39 Add global override for kubectl tag (#251)
• b82a84d Bump test chart dependencies (#252)
• 7a1e731 Bump test chart dependencies (#246)
• a706063 make audit_log_enabled configurable (#241)
• 34a39cb Added emptyDir volume to spire-agent SCC (#243)
• a2e5a4e Add support for enabling the spire-agent admin socket (#234)
• febdcbf Fix whitespace in spire-agent daemonset