fix: remove upper limit for required terraform version (#111)

Co-authored-by: [email protected] <[email protected]>

Author: akocbek

solutions/instances/README.md

@@ -15,7 +15,7 @@ This solution supports the following:
 
 | Name | Version |
 |------|---------|
-| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.3.0, <1.7.0 |
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.3.0 |
 | <a name="requirement_ibm"></a> [ibm](#requirement\_ibm) | 1.66.0 |
 
 ### Modules

solutions/instances/version.tf

@@ -1,5 +1,5 @@
 terraform {
-  required_version = ">= 1.3.0, <1.7.0"
+  required_version = ">= 1.3.0"
   # Lock DA into an exact provider version - renovate automation will keep it updated
   required_providers {
     ibm = {

tests/resources/existing-resources/version.tf

@@ -1,5 +1,5 @@
 terraform {
-  required_version = ">= 1.3.0, <1.7.0"
+  required_version = ">= 1.3.0"
   required_providers {
     ibm = {
       source  = "ibm-cloud/ibm"