deps: bump github.com/prometheus/exporter-toolkit from 0.8.2 to 0.9.1

[dependabot]

Bumps github.com/prometheus/exporter-toolkit from 0.8.2 to 0.9.1.

Changelog

Sourced from github.com/prometheus/exporter-toolkit's changelog.

0.9.1 / 2023-03-08

• [BUGFIX] Landing page: Use HTML5 and Semantic HTML tags #138
• [BUGFIX] test: use port polling to wait for server to start #139
• [BUGFIX] Update kingpin library to fix 32-bit builds #140

0.9.0 / 2023-03-06

• [CHANGE] Update gopkg.in/alecthomas/kingpin.v2 to github.com/alecthomas/kingpin/v2 #133
• [FEATURE] Exporter Landing page #51

0.8.1 / 2022-10-21

• [BUGFIX] Fix systemd activation flag when using a custom kingpin app. #118

0.8.0 / 2022-10-10

• [CHANGE] Change some structs suffix from Struct to Config. #114
• [FEATURE] Add multiple listeners and systemd socket support. #95
• [FEATURE] Allow TLS parameters to be set in code. #110

0.7.1 / 2021-12-02

• [BUGFIX] Effectively enable HTTP/2 support. #72

0.7.0 / 2021-10-19

• [FEATURE] Add support for security-related HTTP headers. #41

0.6.1 / 2021-06-30

• [BUGFIX] Allow RequireAnyClientCert as client_auth_type. #58

0.6.0 / 2021-06-30

• [CHANGE] Move from github.com/go-kit/kit/log to github.com/go-kit/log #55

0.5.1 / 2021-01-15

This release includes a bugfix for a side-channel security issue that would allow an attacker to verify if a user is defined in the configuration by timing request. #39

• [ENHANCEMENT] Cache basic authentication results to significantly improve performance. #32
• [BUGFIX] Prevent user enumeration by timing requests. #39

0.5.0 / 2021-01-13

• [CHANGE] rename https package to web. #29

... (truncated)

Commits

• bd1af23 Merge pull request #140 from prometheus/superq/bump_kingpin
• 2985cce Release 0.9.1
• b21149f Update kingpin library
• 9055603 Merge pull request #138 from roidelapluie/landigsemantic
• a8a91cc Merge pull request #139 from roidelapluie/pollport
• a672922 test: use port polling to wait for server to start
• b48d77b Landing page: Use HTML5 and Semantic HTML tags
• c9d6337 Merge pull request #136 from prometheus/superq/0.9.0
• 2c15279 Release 0.9.0
• e453bd7 Merge pull request #51 from prometheus/superq/landing_page
• Additional commits viewable in compare view

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