build(deps): bump github.com/zclconf/go-cty from 1.17.0 to 1.18.0 (#568)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

diff --git a/go.mod b/go.mod
index 86c726e..40a9735 100644
--- a/go.mod
+++ b/go.mod
@@ -1,15 +1,13 @@
 module github.com/hashicorp/terraform-exec
 
-go 1.24.0
-
-toolchain go1.24.11
+go 1.25
 
 require (
 	github.com/google/go-cmp v0.7.0
 	github.com/hashicorp/go-version v1.8.0
 	github.com/hashicorp/hc-install v0.9.3
 	github.com/hashicorp/terraform-json v0.27.2
-	github.com/zclconf/go-cty v1.17.0
+	github.com/zclconf/go-cty v1.18.0
 	github.com/zclconf/go-cty-debug v0.0.0-20191215020915-b22d67c1ba0b
 )
 

go.sum

diff --git a/go.sum b/go.sum
index c348994..43cdb1c 100644
--- a/go.sum
+++ b/go.sum
@@ -93,8 +93,8 @@
 github.com/xanzy/ssh-agent v0.3.3 h1:+/15pJfg/RsTxqYcX6fHqOXZwwMP+2VyYWJeWM2qQFM=
 github.com/xanzy/ssh-agent v0.3.3/go.mod h1:6dzNDKs0J9rVPHPhaGCukekBHKqfl+L3KghI1Bc68Uw=
 github.com/zclconf/go-cty v1.2.0/go.mod h1:hOPWgoHbaTUnI5k4D2ld+GRpFJSCe6bCM7m1q/N4PQ8=
-github.com/zclconf/go-cty v1.17.0 h1:seZvECve6XX4tmnvRzWtJNHdscMtYEx5R7bnnVyd/d0=
-github.com/zclconf/go-cty v1.17.0/go.mod h1:wqFzcImaLTI6A5HfsRwB0nj5n0MRZFwmey8YoFPPs3U=
+github.com/zclconf/go-cty v1.18.0 h1:pJ8+HNI4gFoyRNqVE37wWbJWVw43BZczFo7KUoRczaA=
+github.com/zclconf/go-cty v1.18.0/go.mod h1:qpnV6EDNgC1sns/AleL1fvatHw72j+S+nS+MJ+T2CSg=
 github.com/zclconf/go-cty-debug v0.0.0-20191215020915-b22d67c1ba0b h1:FosyBZYxY34Wul7O/MSKey3txpPYyCqVO5ZyceuQJEI=
 github.com/zclconf/go-cty-debug v0.0.0-20191215020915-b22d67c1ba0b/go.mod h1:ZRKQfBXbGkpdV6QMzT3rU1kSTAnfu1dO8dPKjYprgj8=
 golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=