build(deps): bump github.com/jhillyerd/enmime from 1.2.0 to 1.3.0

Bumps [github.com/jhillyerd/enmime](https://github.com/jhillyerd/enmime) from 1.2.0 to 1.3.0.
- [Release notes](https://github.com/jhillyerd/enmime/releases)
- [Commits](jhillyerd/enmime@v1.2.0...v1.3.0)

---
updated-dependencies:
- dependency-name: github.com/jhillyerd/enmime
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -9,7 +9,7 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/hashicorp/golang-lru/v2 v2.0.7
 	github.com/icinga/icinga-go-library v0.3.1
-	github.com/jhillyerd/enmime v1.2.0
+	github.com/jhillyerd/enmime v1.3.0
 	github.com/jmoiron/sqlx v1.4.0
 	github.com/okzk/sdnotify v0.0.0-20180710141335-d9becc38acbd
 	github.com/pkg/errors v0.9.1

go.sum

@@ -39,8 +39,8 @@ github.com/jaytaylor/html2text v0.0.0-20230321000545-74c2419ad056 h1:iCHtR9CQykt
 github.com/jaytaylor/html2text v0.0.0-20230321000545-74c2419ad056/go.mod h1:CVKlgaMiht+LXvHG173ujK6JUhZXKb2u/BQtjPDIvyk=
 github.com/jessevdk/go-flags v1.5.0 h1:1jKYvbxEjfUl0fmqTCOfonvskHHXMjBySTLW4y9LFvc=
 github.com/jessevdk/go-flags v1.5.0/go.mod h1:Fw0T6WPc1dYxT4mKEZRfG5kJhaTDP9pj1c2EWnYs/m4=
-github.com/jhillyerd/enmime v1.2.0 h1:dIu1IPEymQgoT2dzuB//ttA/xcV40NMPpQtmd4wslHk=
-github.com/jhillyerd/enmime v1.2.0/go.mod h1:FRFuUPCLh8PByQv+8xRcLO9QHqaqTqreYhopv5eyk4I=
+github.com/jhillyerd/enmime v1.3.0 h1:LV5kzfLidiOr8qRGIpYYmUZCnhrPbcFAnAFUnWn99rw=
+github.com/jhillyerd/enmime v1.3.0/go.mod h1:6c6jg5HdRRV2FtvVL69LjiX1M8oE0xDX9VEhV3oy4gs=
 github.com/jmoiron/sqlx v1.4.0 h1:1PLqN7S1UYp5t4SrVVnt4nUVNemrDAtxlulVe+Qgm3o=
 github.com/jmoiron/sqlx v1.4.0/go.mod h1:ZrZ7UsYB/weZdl2Bxg6jCRO9c3YHl8r3ahlKmRT4JLY=
 github.com/leodido/go-urn v1.2.0 h1:hpXL4XnriNwQ/ABnpepYM/1vCLWNDfUNts8dX3xTG6Y=