Revert recent composer changes (#8840)

* Revert "Prevent new composer from overflowing from non-breakable text (#8829)"

This reverts commit 57dff8131c.

* Revert "Fix scroll jump issue with the composer (#8791)"

This reverts commit 5167521ea4.

* Revert "Fix scroll jump issue with the composer (#8788)"

This reverts commit f568a76dc6.

* Revert "Revert link color change in composer (#8784)"

This reverts commit aedbeb2995.

* Revert "Improve composer visiblity (#8578)"

This reverts commit f14374a51c.

res/css/views/rooms/_SendMessageComposer.scss

@@ -30,8 +30,14 @@ limitations under the License.
         flex: 1;
         display: flex;
         flex-direction: column;
+        // min-height at this level so the mx_BasicMessageComposer_input
+        // still stays vertically centered when less than 55px.
+        // We also set this to ensure the voice message recording widget
+        // doesn't cause a jump.
+        min-height: 55px;
 
         .mx_BasicMessageComposer_input {
+            padding: 3px 0;
             // this will center the contenteditable
             // in it's parent vertically
             // while keeping the autocomplete at the top