build(deps): bump fortio.org/log from 1.14.0 to 1.15.0 (#3926)

Bumps [fortio.org/log](https://github.com/fortio/log) from 1.14.0 to 1.15.0.
- [Release notes](https://github.com/fortio/log/releases)
- [Commits](fortio/log@v1.14.0...v1.15.0)

---
updated-dependencies:
- dependency-name: fortio.org/log
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Xunzhuo <bitliu@tencent.com>

go.mod

@@ -6,7 +6,7 @@ replace github.com/imdario/mergo => github.com/imdario/mergo v0.3.16
 
 require (
 	fortio.org/fortio v1.66.0
-	fortio.org/log v1.14.0
+	fortio.org/log v1.15.0
 	github.com/Masterminds/semver/v3 v3.2.1
 	github.com/cncf/xds/go v0.0.0-20240423153145-555b57ec207b
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc
@@ -142,6 +142,7 @@ require (
 	github.com/jmoiron/sqlx v1.3.5 // indirect
 	github.com/klauspost/compress v1.17.8 // indirect
 	github.com/klauspost/pgzip v1.2.6 // indirect
+	github.com/kortschak/goroutine v1.1.2 // indirect
 	github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 // indirect
 	github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 // indirect
 	github.com/lib/pq v1.10.9 // indirect

go.sum

@@ -197,8 +197,8 @@ fortio.org/dflag v1.7.2 h1:lUhXFvDlw4CJj/q7hPv/TC+n/wVoQylzQO6bUg5GQa0=
 fortio.org/dflag v1.7.2/go.mod h1:6yO/NIgrWfQH195WbHJ3Y45SCx11ffivQjfx2C/FS1U=
 fortio.org/fortio v1.66.0 h1:9F/200qIu136z847bxs/NeAoYdJaQlVofYlppi3qwcw=
 fortio.org/fortio v1.66.0/go.mod h1:eUl5MRscw6CiWAStai8aB3/8unxA9uNzJRXdhKEaq1s=
-fortio.org/log v1.14.0 h1:ZkIc3Qqwfs9Dd931k07YzoC+bqCpJKEjVlZwxgXW3Nw=
-fortio.org/log v1.14.0/go.mod h1:1tnXMqd5rZAgvSeHJkD2xXpyXRBzdeXtKLZuzNLIwtA=
+fortio.org/log v1.15.0 h1:DRbZzgZH4av3ZPz6yIcvBwMy4NLH8a5iznRXXEegvJQ=
+fortio.org/log v1.15.0/go.mod h1:t58Spg9njjymvRioh5F6qKGSupEsnMjXLGWIS1i3khE=
 fortio.org/scli v1.15.1 h1:Upza50brpEZwUk8Nn2gdP4BjgqJZY3J+z7KLrrAzPjY=
 fortio.org/scli v1.15.1/go.mod h1:9LOD4iPe9u73KeJGYC/Af1oFniOafO7oZ9VvwENMf/c=
 fortio.org/sets v1.1.1 h1:Q7Z1Ft2lpUc1N7bfI8HofIK0QskrOflfYRyKT2LzBng=
@@ -780,6 +780,8 @@ github.com/klauspost/compress v1.17.8/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ib
 github.com/klauspost/pgzip v1.2.6 h1:8RXeL5crjEUFnR2/Sn6GJNWtSQ3Dk8pq4CL3jvdDyjU=
 github.com/klauspost/pgzip v1.2.6/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
+github.com/kortschak/goroutine v1.1.2 h1:lhllcCuERxMIK5cYr8yohZZScL1na+JM5JYPRclWjck=
+github.com/kortschak/goroutine v1.1.2/go.mod h1:zKpXs1FWN/6mXasDQzfl7g0LrGFIOiA6cLs9eXKyaMY=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=