chore: Adjust hosting region help text signup page

Signed-off-by: Michael Clelland <michael.clelland@mender.io>

Author: michaelntech

src/js/components/login/signup-steps/__snapshots__/orgdata-entry.test.js.snap

@@ -925,7 +925,7 @@ label[data-shrink=false]+.MuiInputBase-formControl .emotion-11:focus::-ms-input-
             class="margin-bottom-none margin-top-none muted"
             style="margin-right: 4px;"
           >
-            Choose which instance to set up your Mender account.
+            Choose a hosting region for your account.
           </p>
           <a
             href="https://docs.mender.io/general/hosted-mender-regions"

src/js/components/login/signup-steps/orgdata-entry.js

@@ -53,7 +53,7 @@ export const OrgDataEntry = ({ classes, data: { name, email, emailVerified, tos,
 
           <div className="flexbox center-aligned margin-top slightly-smaller">
             <p className="margin-bottom-none margin-top-none muted" style={{ marginRight: 4 }}>
-              Choose which instance to set up your Mender account.
+              Choose a hosting region for your account.
             </p>
             <a href="https://docs.mender.io/general/hosted-mender-regions" target="_blank" rel="noopener noreferrer">
               Learn more