Lowercase "error:" in -Werror output

test/link/section-union/align-conflict.out

@@ -1,6 +1,6 @@
 error: Section "conflicting alignment" is defined with conflicting 4-byte alignment (offset 0) and address $cafe
 ---
-ERROR: <stdin>(18):
+error: <stdin>(18):
     Section already declared as aligned to 4 bytes (offset 0)
 FATAL: <stdin>(18):
     Cannot create section "conflicting alignment" (1 error)

test/link/section-union/align-ofs-conflict.out

@@ -1,6 +1,6 @@
 error: Section "conflicting alignment" is defined with conflicting 8-byte alignment (offset 7) and 16-byte alignment (offset 14)
 ---
-ERROR: <stdin>(18):
+error: <stdin>(18):
     Section already declared with incompatible 8-byte alignment (offset 7)
 FATAL: <stdin>(18):
     Cannot create section "conflicting alignment" (1 error)

test/link/section-union/assert.out

@@ -1,6 +1,6 @@
 error: section-union/assert.asm(11): Force failing the build
 Linking failed with 1 error
 ---
-ERROR: <stdin>(30):
+error: <stdin>(30):
     Assertion failed: Force failing the build
 error: Assembly aborted (1 error)!

test/link/section-union/bad-types.out

@@ -1,6 +1,6 @@
 error: Section "conflicting types" is defined with conflicting types HRAM and WRAM0
 ---
-ERROR: <stdin>(18):
+error: <stdin>(18):
     Section already exists but with type HRAM
 FATAL: <stdin>(18):
     Cannot create section "conflicting types" (1 error)

test/link/section-union/bank-conflict.out

@@ -1,6 +1,6 @@
 error: Section "conflicting banks" is defined with conflicting banks 4 and 1
 ---
-ERROR: <stdin>(14):
+error: <stdin>(14):
     Section already declared with different bank 4
 FATAL: <stdin>(14):
     Cannot create section "conflicting banks" (1 error)

test/link/section-union/data-overlay.out

@@ -1,6 +1,6 @@
 error: Section "overlaid data" is of type ROM0, which cannot be unionized
 ---
-ERROR: <stdin>(18):
+error: <stdin>(18):
     Cannot declare ROM sections as UNION
 FATAL: <stdin>(18):
     Cannot create section "overlaid data" (1 error)

test/link/section-union/different-data.out

@@ -1,6 +1,6 @@
 error: Section "different data" is of type ROM0, which cannot be unionized
 ---
-ERROR: <stdin>(16):
+error: <stdin>(16):
     Cannot declare ROM sections as UNION
 FATAL: <stdin>(16):
     Cannot create section "different data" (1 error)

test/link/section-union/different-ofs.out

@@ -1,6 +1,6 @@
 error: Section "conflicting alignment" is defined with conflicting 8-byte alignment (offset 7) and 8-byte alignment (offset 6)
 ---
-ERROR: <stdin>(18):
+error: <stdin>(18):
     Section already declared with incompatible 8-byte alignment (offset 7)
 FATAL: <stdin>(18):
     Cannot create section "conflicting alignment" (1 error)

test/link/section-union/different-size.out

@@ -1,6 +1,6 @@
 error: Section "different section sizes" is of type ROM0, which cannot be unionized
 ---
-ERROR: <stdin>(16):
+error: <stdin>(16):
     Cannot declare ROM sections as UNION
 FATAL: <stdin>(16):
     Cannot create section "different section sizes" (1 error)

test/link/section-union/different-syntaxes.out

@@ -1,6 +1,6 @@
 error: Section "different syntaxes" is of type ROM0, which cannot be unionized
 ---
-ERROR: <stdin>(18):
+error: <stdin>(18):
     Cannot declare ROM sections as UNION
 FATAL: <stdin>(18):
     Cannot create section "different syntaxes" (1 error)

test/link/section-union/org-conflict.out

@@ -1,6 +1,6 @@
 error: Section "conflicting address" is defined with conflicting addresses $beef and $babe
 ---
-ERROR: <stdin>(16):
+error: <stdin>(16):
     Section already declared as fixed at different address $beef
 FATAL: <stdin>(16):
     Cannot create section "conflicting address" (1 error)

test/link/section-union/split-data.out

@@ -1,6 +1,6 @@
 error: Section "mutually-overlaid data" is of type ROM0, which cannot be unionized
 ---
-ERROR: <stdin>(18):
+error: <stdin>(18):
     Cannot declare ROM sections as UNION
 FATAL: <stdin>(18):
     Cannot create section "mutually-overlaid data" (1 error)