fix(deps): update dependency io.prometheus:prometheus-metrics-core to v1.6.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
io.prometheus:prometheus-metrics-core	1.5.1 → 1.6.0

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Release Notes

prometheus/client_java (io.prometheus:prometheus-metrics-core)

v1.6.0

Features

• Add logic for handling content negotation flag with OM2 (#​1986) (0fa1ad7)
• Add OM2 native histogram text output (#​2042) (dec8e5b)
• add OTel preserve_names for scrape-time suffix handling (#​1956) (f794288)
• compositeValues and exemplarCompliance flags for OM2 writer (#​1991) (ff48ae8)
• move suffix handling to scrape time (#​1955) (5a5106c)
• OM2 writer outputs names as provided, no suffix appending (#​1957) (5ce2b57)

Bug Fixes

• deps: update dependency com.google.guava:guava to v33.6.0-jre (#​2021) (1382693)
• deps: update dependency commons-io:commons-io to v2.22.0 (#​2044) (9e05c1d)
• deps: update dependency io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha to v2.27.0-alpha (#​2022) (30ac534)
• deps: update dependency io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha to v2.27.0-alpha (#​2023) (2d51a32)
• deps: update dependency io.prometheus:prometheus-metrics-bom to v1.5.1 (#​2004) (650ce4b)
• deps: update dependency org.apache.tomcat.embed:tomcat-embed-core to v11.0.21 (#​2005) (7a36df7)
• deps: update dependency org.springframework.boot:spring-boot-starter-parent to v4.0.5 (#​2006) (0106c18)
• deps: update dependency org.springframework.boot:spring-boot-starter-parent to v4.0.6 (#​2046) (40a9db8)
• deps: update jetty monorepo to v12.1.8 (#​2007) (acab5b2)
• deps: update protobuf (#​2024) (8e2214e)
• pass release tag as input to deploy workflow (#​1982) (165c921)
• pin grafana/otel-lgtm to 0.7.2 in OATs acceptance test (#​1992) (f17ad9a)
• Relax metric name validation in Dropwizard5 (#​1985) (deb782f)
• stabilize flaky timer and thread count tests (#​1973) (ce5867b)
• Tighten OM2 summary and start timestamp output (#​2041) (5699469)
• trigger Maven deploy from release-please via workflow_dispatch (#​1981) (698f956)

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