Update SHA-224 documentation.

Rephrase config.h documentation and add a note to template
configs.

Signed-off-by: Mateusz Starzyk <mateusz.starzyk@mobica.com>
diff --git a/configs/config-ccm-psk-tls1_2.h b/configs/config-ccm-psk-tls1_2.h
index 09223b9..8a8e729 100644
--- a/configs/config-ccm-psk-tls1_2.h
+++ b/configs/config-ccm-psk-tls1_2.h
@@ -48,6 +48,8 @@
 #define MBEDTLS_ENTROPY_C
 #define MBEDTLS_MD_C
 #define MBEDTLS_NET_C
+/* Library does not support enabling SHA-224 without SHA-256. Future version will
+ * have this option disabled by default. */
 #define MBEDTLS_SHA224_C
 #define MBEDTLS_SHA256_C
 #define MBEDTLS_SSL_CLI_C
diff --git a/configs/config-mini-tls1_1.h b/configs/config-mini-tls1_1.h
index 0d58e49..d09c1f8 100644
--- a/configs/config-mini-tls1_1.h
+++ b/configs/config-mini-tls1_1.h
@@ -56,6 +56,8 @@
 #define MBEDTLS_PK_PARSE_C
 #define MBEDTLS_RSA_C
 #define MBEDTLS_SHA1_C
+/* Library does not support enabling SHA-224 without SHA-256. Future version will
+ * have this option disabled by default. */
 #define MBEDTLS_SHA224_C
 #define MBEDTLS_SHA256_C
 #define MBEDTLS_SSL_CLI_C
diff --git a/configs/config-no-entropy.h b/configs/config-no-entropy.h
index d4948de..d0aef1d 100644
--- a/configs/config-no-entropy.h
+++ b/configs/config-no-entropy.h
@@ -73,6 +73,8 @@
 #define MBEDTLS_PK_WRITE_C
 #define MBEDTLS_PLATFORM_C
 #define MBEDTLS_RSA_C
+/* Library does not support enabling SHA-224 without SHA-256. Future version will
+ * have this option disabled by default. */
 #define MBEDTLS_SHA224_C
 #define MBEDTLS_SHA256_C
 #define MBEDTLS_SHA384_C
diff --git a/configs/config-suite-b.h b/configs/config-suite-b.h
index 9466845..ea6a5bf 100644
--- a/configs/config-suite-b.h
+++ b/configs/config-suite-b.h
@@ -63,6 +63,8 @@
 #define MBEDTLS_OID_C
 #define MBEDTLS_PK_C
 #define MBEDTLS_PK_PARSE_C
+/* Library does not support enabling SHA-224 without SHA-256. Future version will
+ * have this option disabled by default. */
 #define MBEDTLS_SHA224_C
 #define MBEDTLS_SHA256_C
 #define MBEDTLS_SHA384_C
diff --git a/configs/config-symmetric-only.h b/configs/config-symmetric-only.h
index 9b69dfe..066991c 100644
--- a/configs/config-symmetric-only.h
+++ b/configs/config-symmetric-only.h
@@ -84,6 +84,8 @@
 #define MBEDTLS_PSA_ITS_FILE_C
 #define MBEDTLS_RIPEMD160_C
 #define MBEDTLS_SHA1_C
+/* Library does not support enabling SHA-224 without SHA-256. Future version will
+ * have this option disabled by default. */
 #define MBEDTLS_SHA224_C
 #define MBEDTLS_SHA256_C
 #define MBEDTLS_SHA384_C
diff --git a/configs/config-thread.h b/configs/config-thread.h
index 3314037..4ccbffa 100644
--- a/configs/config-thread.h
+++ b/configs/config-thread.h
@@ -67,6 +67,8 @@
 #define MBEDTLS_OID_C
 #define MBEDTLS_PK_C
 #define MBEDTLS_PK_PARSE_C
+/* Library does not support enabling SHA-224 without SHA-256. Future version will
+ * have this option disabled by default. */
 #define MBEDTLS_SHA224_C
 #define MBEDTLS_SHA256_C
 #define MBEDTLS_SSL_COOKIE_C
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 251a616..8e60951 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -3106,10 +3106,10 @@
  * \def MBEDTLS_SHA224_C
  *
  * Enable the SHA-224 cryptographic hash algorithm.
+ * Future version will have this option disabled by default.
  *
  * Requires: MBEDTLS_SHA256_C. Library does not support enabling
- *           SHA-224 without SHA-256. Future version will have
- *           this option disabled by default.
+ *           SHA-224 without SHA-256.
  *
  * Module:  library/sha256.c
  * Caller:  library/md.c