deps(deps): bump github.com/antonmedv/expr in /expr

Bumps [github.com/antonmedv/expr](https://github.com/antonmedv/expr) from 1.15.4 to 1.15.5.
- [Release notes](https://github.com/antonmedv/expr/releases)
- [Commits](expr-lang/expr@v1.15.4...v1.15.5)

---
updated-dependencies:
- dependency-name: github.com/antonmedv/expr
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

expr/go.mod

@@ -36,7 +36,7 @@ require (
 )
 
 require (
-	github.com/antonmedv/expr v1.15.4
+	github.com/antonmedv/expr v1.15.5
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect

expr/go.sum

@@ -11,8 +11,8 @@ github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRF
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
-github.com/antonmedv/expr v1.15.4 h1:CrNads8WDnDVJNWt/FeUINBO+vDNjurEwT7SoQN132o=
-github.com/antonmedv/expr v1.15.4/go.mod h1:0E/6TxnOlRNp81GMzX9QfDPAmHo2Phg00y4JUv1ihsE=
+github.com/antonmedv/expr v1.15.5 h1:y0Iz3cEwmpRz5/r3w4qQR0MfIqJGdGM1zbhD/v0G5Vg=
+github.com/antonmedv/expr v1.15.5/go.mod h1:0E/6TxnOlRNp81GMzX9QfDPAmHo2Phg00y4JUv1ihsE=
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=